Home / 16,785.50-23,151.40-16,041.02

Finding the Fourth Proportional to 16,785.50, 23,151.40 and 16,041.02

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Solution

The fourth proportional to 16,785.50, 23,151.40 and 16,041.02 is: 22,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.50 : 23,151.40 = 16,041.02 : x
  2. Step 2: Convert to fraction form
    16,785.50/23,151.40 = 16,041.02/x
  3. Step 3: Cross multiply
    16,785.50x = 23,151.40 × 16,041.02
  4. Step 4: Simplify right side
    16,785.50x = 371,371,914.57
  5. Step 5: Solve for x
    x = 371,371,914.57/16,785.50
  6. Step 6: Final answer
    x = 22,124.57

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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.