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Finding the Fourth Proportional to 35,510.40, 53,265.60 and 22,291.20

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Solution

The fourth proportional to 35,510.40, 53,265.60 and 22,291.20 is: 33,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.40 : 53,265.60 = 22,291.20 : x
  2. Step 2: Convert to fraction form
    35,510.40/53,265.60 = 22,291.20/x
  3. Step 3: Cross multiply
    35,510.40x = 53,265.60 × 22,291.20
  4. Step 4: Simplify right side
    35,510.40x = 1,187,354,142.72
  5. Step 5: Solve for x
    x = 1,187,354,142.72/35,510.40
  6. Step 6: Final answer
    x = 33,436.80

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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.