Home / 16,531.50-22,804.20-9,810.48

Finding the Fourth Proportional to 16,531.50, 22,804.20 and 9,810.48

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Solution

The fourth proportional to 16,531.50, 22,804.20 and 9,810.48 is: 13,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.50 : 22,804.20 = 9,810.48 : x
  2. Step 2: Convert to fraction form
    16,531.50/22,804.20 = 9,810.48/x
  3. Step 3: Cross multiply
    16,531.50x = 22,804.20 × 9,810.48
  4. Step 4: Simplify right side
    16,531.50x = 223,720,148.02
  5. Step 5: Solve for x
    x = 223,720,148.02/16,531.50
  6. Step 6: Final answer
    x = 13,532.96

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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.