Home / 31,484.76-47,209.62-14,599.32

Finding the Fourth Proportional to 31,484.76, 47,209.62 and 14,599.32

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Solution

The fourth proportional to 31,484.76, 47,209.62 and 14,599.32 is: 21,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.76 : 47,209.62 = 14,599.32 : x
  2. Step 2: Convert to fraction form
    31,484.76/47,209.62 = 14,599.32/x
  3. Step 3: Cross multiply
    31,484.76x = 47,209.62 × 14,599.32
  4. Step 4: Simplify right side
    31,484.76x = 689,228,349.46
  5. Step 5: Solve for x
    x = 689,228,349.46/31,484.76
  6. Step 6: Final answer
    x = 21,890.86

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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.