Home / 31,531.84-47,297.54-9,345.33

Finding the Fourth Proportional to 31,531.84, 47,297.54 and 9,345.33

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Solution

The fourth proportional to 31,531.84, 47,297.54 and 9,345.33 is: 14,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531.84 : 47,297.54 = 9,345.33 : x
  2. Step 2: Convert to fraction form
    31,531.84/47,297.54 = 9,345.33/x
  3. Step 3: Cross multiply
    31,531.84x = 47,297.54 × 9,345.33
  4. Step 4: Simplify right side
    31,531.84x = 442,011,142.85
  5. Step 5: Solve for x
    x = 442,011,142.85/31,531.84
  6. Step 6: Final answer
    x = 14,017.93

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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.