Home / 47,287.68-70,931.30-14,007.93

Finding the Fourth Proportional to 47,287.68, 70,931.30 and 14,007.93

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Solution

The fourth proportional to 47,287.68, 70,931.30 and 14,007.93 is: 21,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,287.68 : 70,931.30 = 14,007.93 : x
  2. Step 2: Convert to fraction form
    47,287.68/70,931.30 = 14,007.93/x
  3. Step 3: Cross multiply
    47,287.68x = 70,931.30 × 14,007.93
  4. Step 4: Simplify right side
    47,287.68x = 993,600,615.17
  5. Step 5: Solve for x
    x = 993,600,615.17/47,287.68
  6. Step 6: Final answer
    x = 21,011.83

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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.