Home / 52,502.60-72,453.30-28,628.76

Finding the Fourth Proportional to 52,502.60, 72,453.30 and 28,628.76

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Solution

The fourth proportional to 52,502.60, 72,453.30 and 28,628.76 is: 39,507.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.60 : 72,453.30 = 28,628.76 : x
  2. Step 2: Convert to fraction form
    52,502.60/72,453.30 = 28,628.76/x
  3. Step 3: Cross multiply
    52,502.60x = 72,453.30 × 28,628.76
  4. Step 4: Simplify right side
    52,502.60x = 2,074,248,136.91
  5. Step 5: Solve for x
    x = 2,074,248,136.91/52,502.60
  6. Step 6: Final answer
    x = 39,507.53

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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.