Home / 15,516.71-23,254.08-11,124.47

Finding the Fourth Proportional to 15,516.71, 23,254.08 and 11,124.47

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Solution

The fourth proportional to 15,516.71, 23,254.08 and 11,124.47 is: 16,671.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.71 : 23,254.08 = 11,124.47 : x
  2. Step 2: Convert to fraction form
    15,516.71/23,254.08 = 11,124.47/x
  3. Step 3: Cross multiply
    15,516.71x = 23,254.08 × 11,124.47
  4. Step 4: Simplify right side
    15,516.71x = 258,689,315.34
  5. Step 5: Solve for x
    x = 258,689,315.34/15,516.71
  6. Step 6: Final answer
    x = 16,671.66

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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.