Home / 16,862.60-23,271.98-12,606.29

Finding the Fourth Proportional to 16,862.60, 23,271.98 and 12,606.29

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Solution

The fourth proportional to 16,862.60, 23,271.98 and 12,606.29 is: 17,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.60 : 23,271.98 = 12,606.29 : x
  2. Step 2: Convert to fraction form
    16,862.60/23,271.98 = 12,606.29/x
  3. Step 3: Cross multiply
    16,862.60x = 23,271.98 × 12,606.29
  4. Step 4: Simplify right side
    16,862.60x = 293,373,323.90
  5. Step 5: Solve for x
    x = 293,373,323.90/16,862.60
  6. Step 6: Final answer
    x = 17,397.87

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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.