Home / 14,931.81-22,400.91-5,070.87

Finding the Fourth Proportional to 14,931.81, 22,400.91 and 5,070.87

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Solution

The fourth proportional to 14,931.81, 22,400.91 and 5,070.87 is: 7,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.81 : 22,400.91 = 5,070.87 : x
  2. Step 2: Convert to fraction form
    14,931.81/22,400.91 = 5,070.87/x
  3. Step 3: Cross multiply
    14,931.81x = 22,400.91 × 5,070.87
  4. Step 4: Simplify right side
    14,931.81x = 113,592,102.49
  5. Step 5: Solve for x
    x = 113,592,102.49/14,931.81
  6. Step 6: Final answer
    x = 7,607.39

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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.