Home / 19,344.60-26,701.23-12,631.23

Finding the Fourth Proportional to 19,344.60, 26,701.23 and 12,631.23

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Solution

The fourth proportional to 19,344.60, 26,701.23 and 12,631.23 is: 17,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.60 : 26,701.23 = 12,631.23 : x
  2. Step 2: Convert to fraction form
    19,344.60/26,701.23 = 12,631.23/x
  3. Step 3: Cross multiply
    19,344.60x = 26,701.23 × 12,631.23
  4. Step 4: Simplify right side
    19,344.60x = 337,269,428.83
  5. Step 5: Solve for x
    x = 337,269,428.83/19,344.60
  6. Step 6: Final answer
    x = 17,434.81

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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.