Home / 23,528.13-35,461.29-20,280.42

Finding the Fourth Proportional to 23,528.13, 35,461.29 and 20,280.42

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Solution

The fourth proportional to 23,528.13, 35,461.29 and 20,280.42 is: 30,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,528.13 : 35,461.29 = 20,280.42 : x
  2. Step 2: Convert to fraction form
    23,528.13/35,461.29 = 20,280.42/x
  3. Step 3: Cross multiply
    23,528.13x = 35,461.29 × 20,280.42
  4. Step 4: Simplify right side
    23,528.13x = 719,169,854.94
  5. Step 5: Solve for x
    x = 719,169,854.94/23,528.13
  6. Step 6: Final answer
    x = 30,566.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.