Home / 15,379-23,066.16-4,284.52

Finding the Fourth Proportional to 15,379, 23,066.16 and 4,284.52

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Solution

The fourth proportional to 15,379, 23,066.16 and 4,284.52 is: 6,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379 : 23,066.16 = 4,284.52 : x
  2. Step 2: Convert to fraction form
    15,379/23,066.16 = 4,284.52/x
  3. Step 3: Cross multiply
    15,379x = 23,066.16 × 4,284.52
  4. Step 4: Simplify right side
    15,379x = 98,827,423.84
  5. Step 5: Solve for x
    x = 98,827,423.84/15,379
  6. Step 6: Final answer
    x = 6,426.13

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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.