Home / 17,688.24-26,510.49-8,925.66

Finding the Fourth Proportional to 17,688.24, 26,510.49 and 8,925.66

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Solution

The fourth proportional to 17,688.24, 26,510.49 and 8,925.66 is: 13,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.24 : 26,510.49 = 8,925.66 : x
  2. Step 2: Convert to fraction form
    17,688.24/26,510.49 = 8,925.66/x
  3. Step 3: Cross multiply
    17,688.24x = 26,510.49 × 8,925.66
  4. Step 4: Simplify right side
    17,688.24x = 236,623,620.17
  5. Step 5: Solve for x
    x = 236,623,620.17/17,688.24
  6. Step 6: Final answer
    x = 13,377.45

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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.