Home / 28,732.64-39,561.04-26,108.16

Finding the Fourth Proportional to 28,732.64, 39,561.04 and 26,108.16

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Solution

The fourth proportional to 28,732.64, 39,561.04 and 26,108.16 is: 35,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.64 : 39,561.04 = 26,108.16 : x
  2. Step 2: Convert to fraction form
    28,732.64/39,561.04 = 26,108.16/x
  3. Step 3: Cross multiply
    28,732.64x = 39,561.04 × 26,108.16
  4. Step 4: Simplify right side
    28,732.64x = 1,032,865,962.09
  5. Step 5: Solve for x
    x = 1,032,865,962.09/28,732.64
  6. Step 6: Final answer
    x = 35,947.48

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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.