Home / 26,521.38-36,585.45-15,904.26

Finding the Fourth Proportional to 26,521.38, 36,585.45 and 15,904.26

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Solution

The fourth proportional to 26,521.38, 36,585.45 and 15,904.26 is: 21,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.38 : 36,585.45 = 15,904.26 : x
  2. Step 2: Convert to fraction form
    26,521.38/36,585.45 = 15,904.26/x
  3. Step 3: Cross multiply
    26,521.38x = 36,585.45 × 15,904.26
  4. Step 4: Simplify right side
    26,521.38x = 581,864,509.02
  5. Step 5: Solve for x
    x = 581,864,509.02/26,521.38
  6. Step 6: Final answer
    x = 21,939.45

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Double scale
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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.