Home / 36,775.88-50,689.02-28,159.10

Finding the Fourth Proportional to 36,775.88, 50,689.02 and 28,159.10

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Solution

The fourth proportional to 36,775.88, 50,689.02 and 28,159.10 is: 38,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,775.88 : 50,689.02 = 28,159.10 : x
  2. Step 2: Convert to fraction form
    36,775.88/50,689.02 = 28,159.10/x
  3. Step 3: Cross multiply
    36,775.88x = 50,689.02 × 28,159.10
  4. Step 4: Simplify right side
    36,775.88x = 1,427,356,929.64
  5. Step 5: Solve for x
    x = 1,427,356,929.64/36,775.88
  6. Step 6: Final answer
    x = 38,812.32

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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.