Home / 37,259.20-51,417.48-20,492.20

Finding the Fourth Proportional to 37,259.20, 51,417.48 and 20,492.20

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Solution

The fourth proportional to 37,259.20, 51,417.48 and 20,492.20 is: 28,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,259.20 : 51,417.48 = 20,492.20 : x
  2. Step 2: Convert to fraction form
    37,259.20/51,417.48 = 20,492.20/x
  3. Step 3: Cross multiply
    37,259.20x = 51,417.48 × 20,492.20
  4. Step 4: Simplify right side
    37,259.20x = 1,053,657,283.66
  5. Step 5: Solve for x
    x = 1,053,657,283.66/37,259.20
  6. Step 6: Final answer
    x = 28,279.12

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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.