Home / 24,681.21-34,059.19-13,929.48

Finding the Fourth Proportional to 24,681.21, 34,059.19 and 13,929.48

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Solution

The fourth proportional to 24,681.21, 34,059.19 and 13,929.48 is: 19,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,681.21 : 34,059.19 = 13,929.48 : x
  2. Step 2: Convert to fraction form
    24,681.21/34,059.19 = 13,929.48/x
  3. Step 3: Cross multiply
    24,681.21x = 34,059.19 × 13,929.48
  4. Step 4: Simplify right side
    24,681.21x = 474,426,805.92
  5. Step 5: Solve for x
    x = 474,426,805.92/24,681.21
  6. Step 6: Final answer
    x = 19,222.19

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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.