Home / 42,003.60-62,875.80-24,421.20

Finding the Fourth Proportional to 42,003.60, 62,875.80 and 24,421.20

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Solution

The fourth proportional to 42,003.60, 62,875.80 and 24,421.20 is: 36,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003.60 : 62,875.80 = 24,421.20 : x
  2. Step 2: Convert to fraction form
    42,003.60/62,875.80 = 24,421.20/x
  3. Step 3: Cross multiply
    42,003.60x = 62,875.80 × 24,421.20
  4. Step 4: Simplify right side
    42,003.60x = 1,535,502,486.96
  5. Step 5: Solve for x
    x = 1,535,502,486.96/42,003.60
  6. Step 6: Final answer
    x = 36,556.45

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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.