Home / 52,358.42-72,249.22-31,133.58

Finding the Fourth Proportional to 52,358.42, 72,249.22 and 31,133.58

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Solution

The fourth proportional to 52,358.42, 72,249.22 and 31,133.58 is: 42,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.42 : 72,249.22 = 31,133.58 : x
  2. Step 2: Convert to fraction form
    52,358.42/72,249.22 = 31,133.58/x
  3. Step 3: Cross multiply
    52,358.42x = 72,249.22 × 31,133.58
  4. Step 4: Simplify right side
    52,358.42x = 2,249,376,870.81
  5. Step 5: Solve for x
    x = 2,249,376,870.81/52,358.42
  6. Step 6: Final answer
    x = 42,961.13

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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.