Home / 14,885.70-20,543.24-9,841.10

Finding the Fourth Proportional to 14,885.70, 20,543.24 and 9,841.10

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Solution

The fourth proportional to 14,885.70, 20,543.24 and 9,841.10 is: 13,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,885.70 : 20,543.24 = 9,841.10 : x
  2. Step 2: Convert to fraction form
    14,885.70/20,543.24 = 9,841.10/x
  3. Step 3: Cross multiply
    14,885.70x = 20,543.24 × 9,841.10
  4. Step 4: Simplify right side
    14,885.70x = 202,167,927.24
  5. Step 5: Solve for x
    x = 202,167,927.24/14,885.70
  6. Step 6: Final answer
    x = 13,581.35

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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.