Home / 32,577.86-44,962.28-20,642.31

Finding the Fourth Proportional to 32,577.86, 44,962.28 and 20,642.31

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Solution

The fourth proportional to 32,577.86, 44,962.28 and 20,642.31 is: 28,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,577.86 : 44,962.28 = 20,642.31 : x
  2. Step 2: Convert to fraction form
    32,577.86/44,962.28 = 20,642.31/x
  3. Step 3: Cross multiply
    32,577.86x = 44,962.28 × 20,642.31
  4. Step 4: Simplify right side
    32,577.86x = 928,125,218.86
  5. Step 5: Solve for x
    x = 928,125,218.86/32,577.86
  6. Step 6: Final answer
    x = 28,489.45

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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.