Home / 35,357.13-48,742.58-28,123.61

Finding the Fourth Proportional to 35,357.13, 48,742.58 and 28,123.61

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Solution

The fourth proportional to 35,357.13, 48,742.58 and 28,123.61 is: 38,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357.13 : 48,742.58 = 28,123.61 : x
  2. Step 2: Convert to fraction form
    35,357.13/48,742.58 = 28,123.61/x
  3. Step 3: Cross multiply
    35,357.13x = 48,742.58 × 28,123.61
  4. Step 4: Simplify right side
    35,357.13x = 1,370,817,136.91
  5. Step 5: Solve for x
    x = 1,370,817,136.91/35,357.13
  6. Step 6: Final answer
    x = 38,770.60

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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.