Home / 37,862.16-52,252.16-20,866.40

Finding the Fourth Proportional to 37,862.16, 52,252.16 and 20,866.40

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Solution

The fourth proportional to 37,862.16, 52,252.16 and 20,866.40 is: 28,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,862.16 : 52,252.16 = 20,866.40 : x
  2. Step 2: Convert to fraction form
    37,862.16/52,252.16 = 20,866.40/x
  3. Step 3: Cross multiply
    37,862.16x = 52,252.16 × 20,866.40
  4. Step 4: Simplify right side
    37,862.16x = 1,090,314,471.42
  5. Step 5: Solve for x
    x = 1,090,314,471.42/37,862.16
  6. Step 6: Final answer
    x = 28,796.94

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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.