Home / 27,256.23-37,612.55-15,320.07

Finding the Fourth Proportional to 27,256.23, 37,612.55 and 15,320.07

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Solution

The fourth proportional to 27,256.23, 37,612.55 and 15,320.07 is: 21,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,256.23 : 37,612.55 = 15,320.07 : x
  2. Step 2: Convert to fraction form
    27,256.23/37,612.55 = 15,320.07/x
  3. Step 3: Cross multiply
    27,256.23x = 37,612.55 × 15,320.07
  4. Step 4: Simplify right side
    27,256.23x = 576,226,937.18
  5. Step 5: Solve for x
    x = 576,226,937.18/27,256.23
  6. Step 6: Final answer
    x = 21,141.11

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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.