Home / 31,535.33-47,312.81-9,348.82

Finding the Fourth Proportional to 31,535.33, 47,312.81 and 9,348.82

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Solution

The fourth proportional to 31,535.33, 47,312.81 and 9,348.82 is: 14,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,535.33 : 47,312.81 = 9,348.82 : x
  2. Step 2: Convert to fraction form
    31,535.33/47,312.81 = 9,348.82/x
  3. Step 3: Cross multiply
    31,535.33x = 47,312.81 × 9,348.82
  4. Step 4: Simplify right side
    31,535.33x = 442,318,814.42
  5. Step 5: Solve for x
    x = 442,318,814.42/31,535.33
  6. Step 6: Final answer
    x = 14,026.14

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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.