Home / 14,318.02-21,479.33-5,437.10

Finding the Fourth Proportional to 14,318.02, 21,479.33 and 5,437.10

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Solution

The fourth proportional to 14,318.02, 21,479.33 and 5,437.10 is: 8,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.02 : 21,479.33 = 5,437.10 : x
  2. Step 2: Convert to fraction form
    14,318.02/21,479.33 = 5,437.10/x
  3. Step 3: Cross multiply
    14,318.02x = 21,479.33 × 5,437.10
  4. Step 4: Simplify right side
    14,318.02x = 116,785,265.14
  5. Step 5: Solve for x
    x = 116,785,265.14/14,318.02
  6. Step 6: Final answer
    x = 8,156.52

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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.