Home / 48,117.42-72,143.28-25,631.46

Finding the Fourth Proportional to 48,117.42, 72,143.28 and 25,631.46

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Solution

The fourth proportional to 48,117.42, 72,143.28 and 25,631.46 is: 38,429.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,117.42 : 72,143.28 = 25,631.46 : x
  2. Step 2: Convert to fraction form
    48,117.42/72,143.28 = 25,631.46/x
  3. Step 3: Cross multiply
    48,117.42x = 72,143.28 × 25,631.46
  4. Step 4: Simplify right side
    48,117.42x = 1,849,137,595.59
  5. Step 5: Solve for x
    x = 1,849,137,595.59/48,117.42
  6. Step 6: Final answer
    x = 38,429.69

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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.