Home / 22,428.23-30,953.15-16,753.13

Finding the Fourth Proportional to 22,428.23, 30,953.15 and 16,753.13

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Solution

The fourth proportional to 22,428.23, 30,953.15 and 16,753.13 is: 23,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428.23 : 30,953.15 = 16,753.13 : x
  2. Step 2: Convert to fraction form
    22,428.23/30,953.15 = 16,753.13/x
  3. Step 3: Cross multiply
    22,428.23x = 30,953.15 × 16,753.13
  4. Step 4: Simplify right side
    22,428.23x = 518,562,139.48
  5. Step 5: Solve for x
    x = 518,562,139.48/22,428.23
  6. Step 6: Final answer
    x = 23,120.95

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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.