Home / 16,284.77-22,432.76-13,886.93

Finding the Fourth Proportional to 16,284.77, 22,432.76 and 13,886.93

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Solution

The fourth proportional to 16,284.77, 22,432.76 and 13,886.93 is: 19,129.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284.77 : 22,432.76 = 13,886.93 : x
  2. Step 2: Convert to fraction form
    16,284.77/22,432.76 = 13,886.93/x
  3. Step 3: Cross multiply
    16,284.77x = 22,432.76 × 13,886.93
  4. Step 4: Simplify right side
    16,284.77x = 311,521,986.23
  5. Step 5: Solve for x
    x = 311,521,986.23/16,284.77
  6. Step 6: Final answer
    x = 19,129.66

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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.