Home / 52,888.04-79,332.25-13,445.15

Finding the Fourth Proportional to 52,888.04, 79,332.25 and 13,445.15

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Solution

The fourth proportional to 52,888.04, 79,332.25 and 13,445.15 is: 20,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,888.04 : 79,332.25 = 13,445.15 : x
  2. Step 2: Convert to fraction form
    52,888.04/79,332.25 = 13,445.15/x
  3. Step 3: Cross multiply
    52,888.04x = 79,332.25 × 13,445.15
  4. Step 4: Simplify right side
    52,888.04x = 1,066,634,134.92
  5. Step 5: Solve for x
    x = 1,066,634,134.92/52,888.04
  6. Step 6: Final answer
    x = 20,167.78

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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.