Home / 13,073.52-18,041.70-7,697.16

Finding the Fourth Proportional to 13,073.52, 18,041.70 and 7,697.16

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Solution

The fourth proportional to 13,073.52, 18,041.70 and 7,697.16 is: 10,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.52 : 18,041.70 = 7,697.16 : x
  2. Step 2: Convert to fraction form
    13,073.52/18,041.70 = 7,697.16/x
  3. Step 3: Cross multiply
    13,073.52x = 18,041.70 × 7,697.16
  4. Step 4: Simplify right side
    13,073.52x = 138,869,851.57
  5. Step 5: Solve for x
    x = 138,869,851.57/13,073.52
  6. Step 6: Final answer
    x = 10,622.22

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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.