Home / 24,701.67-34,065.75-21,130.11

Finding the Fourth Proportional to 24,701.67, 34,065.75 and 21,130.11

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Solution

The fourth proportional to 24,701.67, 34,065.75 and 21,130.11 is: 29,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,701.67 : 34,065.75 = 21,130.11 : x
  2. Step 2: Convert to fraction form
    24,701.67/34,065.75 = 21,130.11/x
  3. Step 3: Cross multiply
    24,701.67x = 34,065.75 × 21,130.11
  4. Step 4: Simplify right side
    24,701.67x = 719,813,044.73
  5. Step 5: Solve for x
    x = 719,813,044.73/24,701.67
  6. Step 6: Final answer
    x = 29,140.26

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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.