Home / 40,905.40-61,358.10-17,534.20

Finding the Fourth Proportional to 40,905.40, 61,358.10 and 17,534.20

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Solution

The fourth proportional to 40,905.40, 61,358.10 and 17,534.20 is: 26,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.40 : 61,358.10 = 17,534.20 : x
  2. Step 2: Convert to fraction form
    40,905.40/61,358.10 = 17,534.20/x
  3. Step 3: Cross multiply
    40,905.40x = 61,358.10 × 17,534.20
  4. Step 4: Simplify right side
    40,905.40x = 1,075,865,197.02
  5. Step 5: Solve for x
    x = 1,075,865,197.02/40,905.40
  6. Step 6: Final answer
    x = 26,301.30

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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.