Home / 14,369.91-19,833.98-13,543.71

Finding the Fourth Proportional to 14,369.91, 19,833.98 and 13,543.71

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Solution

The fourth proportional to 14,369.91, 19,833.98 and 13,543.71 is: 18,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.91 : 19,833.98 = 13,543.71 : x
  2. Step 2: Convert to fraction form
    14,369.91/19,833.98 = 13,543.71/x
  3. Step 3: Cross multiply
    14,369.91x = 19,833.98 × 13,543.71
  4. Step 4: Simplify right side
    14,369.91x = 268,625,605.55
  5. Step 5: Solve for x
    x = 268,625,605.55/14,369.91
  6. Step 6: Final answer
    x = 18,693.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.