Home / 45,125-62,272.58-26,274.76

Finding the Fourth Proportional to 45,125, 62,272.58 and 26,274.76

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Solution

The fourth proportional to 45,125, 62,272.58 and 26,274.76 is: 36,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,125 : 62,272.58 = 26,274.76 : x
  2. Step 2: Convert to fraction form
    45,125/62,272.58 = 26,274.76/x
  3. Step 3: Cross multiply
    45,125x = 62,272.58 × 26,274.76
  4. Step 4: Simplify right side
    45,125x = 1,636,197,094.08
  5. Step 5: Solve for x
    x = 1,636,197,094.08/45,125
  6. Step 6: Final answer
    x = 36,259.22

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Double scale
Find fourth proportional to 45,126, 62,273.96 and 26,275.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.