Home / 16,543.07-22,829.53-8,989.46

Finding the Fourth Proportional to 16,543.07, 22,829.53 and 8,989.46

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Solution

The fourth proportional to 16,543.07, 22,829.53 and 8,989.46 is: 12,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.07 : 22,829.53 = 8,989.46 : x
  2. Step 2: Convert to fraction form
    16,543.07/22,829.53 = 8,989.46/x
  3. Step 3: Cross multiply
    16,543.07x = 22,829.53 × 8,989.46
  4. Step 4: Simplify right side
    16,543.07x = 205,225,010.13
  5. Step 5: Solve for x
    x = 205,225,010.13/16,543.07
  6. Step 6: Final answer
    x = 12,405.50

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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.