Home / 14,098.61-21,148.91-5,665.12

Finding the Fourth Proportional to 14,098.61, 21,148.91 and 5,665.12

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Solution

The fourth proportional to 14,098.61, 21,148.91 and 5,665.12 is: 8,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.61 : 21,148.91 = 5,665.12 : x
  2. Step 2: Convert to fraction form
    14,098.61/21,148.91 = 5,665.12/x
  3. Step 3: Cross multiply
    14,098.61x = 21,148.91 × 5,665.12
  4. Step 4: Simplify right side
    14,098.61x = 119,811,113.02
  5. Step 5: Solve for x
    x = 119,811,113.02/14,098.61
  6. Step 6: Final answer
    x = 8,498.08

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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.