Home / 28,832.27-43,258.13-28,637.87

Finding the Fourth Proportional to 28,832.27, 43,258.13 and 28,637.87

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Solution

The fourth proportional to 28,832.27, 43,258.13 and 28,637.87 is: 42,966.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.27 : 43,258.13 = 28,637.87 : x
  2. Step 2: Convert to fraction form
    28,832.27/43,258.13 = 28,637.87/x
  3. Step 3: Cross multiply
    28,832.27x = 43,258.13 × 28,637.87
  4. Step 4: Simplify right side
    28,832.27x = 1,238,820,703.38
  5. Step 5: Solve for x
    x = 1,238,820,703.38/28,832.27
  6. Step 6: Final answer
    x = 42,966.46

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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.