Home / 23,913.95-32,981.59-21,227.13

Finding the Fourth Proportional to 23,913.95, 32,981.59 and 21,227.13

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Solution

The fourth proportional to 23,913.95, 32,981.59 and 21,227.13 is: 29,275.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,913.95 : 32,981.59 = 21,227.13 : x
  2. Step 2: Convert to fraction form
    23,913.95/32,981.59 = 21,227.13/x
  3. Step 3: Cross multiply
    23,913.95x = 32,981.59 × 21,227.13
  4. Step 4: Simplify right side
    23,913.95x = 700,104,333.63
  5. Step 5: Solve for x
    x = 700,104,333.63/23,913.95
  6. Step 6: Final answer
    x = 29,275.99

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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.