Home / 45,547.98-68,305.56-19,254.76

Finding the Fourth Proportional to 45,547.98, 68,305.56 and 19,254.76

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Solution

The fourth proportional to 45,547.98, 68,305.56 and 19,254.76 is: 28,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,547.98 : 68,305.56 = 19,254.76 : x
  2. Step 2: Convert to fraction form
    45,547.98/68,305.56 = 19,254.76/x
  3. Step 3: Cross multiply
    45,547.98x = 68,305.56 × 19,254.76
  4. Step 4: Simplify right side
    45,547.98x = 1,315,207,164.47
  5. Step 5: Solve for x
    x = 1,315,207,164.47/45,547.98
  6. Step 6: Final answer
    x = 28,875.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.