Home / 23,091.63-31,851.68-16,015.47

Finding the Fourth Proportional to 23,091.63, 31,851.68 and 16,015.47

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Solution

The fourth proportional to 23,091.63, 31,851.68 and 16,015.47 is: 22,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,091.63 : 31,851.68 = 16,015.47 : x
  2. Step 2: Convert to fraction form
    23,091.63/31,851.68 = 16,015.47/x
  3. Step 3: Cross multiply
    23,091.63x = 31,851.68 × 16,015.47
  4. Step 4: Simplify right side
    23,091.63x = 510,119,545.41
  5. Step 5: Solve for x
    x = 510,119,545.41/23,091.63
  6. Step 6: Final answer
    x = 22,091.10

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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.