Home / 42,345.09-63,558.68-22,637.52

Finding the Fourth Proportional to 42,345.09, 63,558.68 and 22,637.52

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Solution

The fourth proportional to 42,345.09, 63,558.68 and 22,637.52 is: 33,978.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.09 : 63,558.68 = 22,637.52 : x
  2. Step 2: Convert to fraction form
    42,345.09/63,558.68 = 22,637.52/x
  3. Step 3: Cross multiply
    42,345.09x = 63,558.68 × 22,637.52
  4. Step 4: Simplify right side
    42,345.09x = 1,438,810,776.49
  5. Step 5: Solve for x
    x = 1,438,810,776.49/42,345.09
  6. Step 6: Final answer
    x = 33,978.22

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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.