Home / 13,041.50-19,564.97-4,275.72

Finding the Fourth Proportional to 13,041.50, 19,564.97 and 4,275.72

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Solution

The fourth proportional to 13,041.50, 19,564.97 and 4,275.72 is: 6,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.50 : 19,564.97 = 4,275.72 : x
  2. Step 2: Convert to fraction form
    13,041.50/19,564.97 = 4,275.72/x
  3. Step 3: Cross multiply
    13,041.50x = 19,564.97 × 4,275.72
  4. Step 4: Simplify right side
    13,041.50x = 83,654,312.15
  5. Step 5: Solve for x
    x = 83,654,312.15/13,041.50
  6. Step 6: Final answer
    x = 6,414.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.