Home / 19,549.27-29,307.39-13,291.71

Finding the Fourth Proportional to 19,549.27, 29,307.39 and 13,291.71

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Solution

The fourth proportional to 19,549.27, 29,307.39 and 13,291.71 is: 19,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.27 : 29,307.39 = 13,291.71 : x
  2. Step 2: Convert to fraction form
    19,549.27/29,307.39 = 13,291.71/x
  3. Step 3: Cross multiply
    19,549.27x = 29,307.39 × 13,291.71
  4. Step 4: Simplify right side
    19,549.27x = 389,545,328.74
  5. Step 5: Solve for x
    x = 389,545,328.74/19,549.27
  6. Step 6: Final answer
    x = 19,926.34

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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.