Home / 52,416.56-72,332.70-28,543.52

Finding the Fourth Proportional to 52,416.56, 72,332.70 and 28,543.52

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Solution

The fourth proportional to 52,416.56, 72,332.70 and 28,543.52 is: 39,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416.56 : 72,332.70 = 28,543.52 : x
  2. Step 2: Convert to fraction form
    52,416.56/72,332.70 = 28,543.52/x
  3. Step 3: Cross multiply
    52,416.56x = 72,332.70 × 28,543.52
  4. Step 4: Simplify right side
    52,416.56x = 2,064,629,869.10
  5. Step 5: Solve for x
    x = 2,064,629,869.10/52,416.56
  6. Step 6: Final answer
    x = 39,388.89

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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.