Home / 27,529.17-37,988.90-15,592.20

Finding the Fourth Proportional to 27,529.17, 37,988.90 and 15,592.20

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Solution

The fourth proportional to 27,529.17, 37,988.90 and 15,592.20 is: 21,516.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,529.17 : 37,988.90 = 15,592.20 : x
  2. Step 2: Convert to fraction form
    27,529.17/37,988.90 = 15,592.20/x
  3. Step 3: Cross multiply
    27,529.17x = 37,988.90 × 15,592.20
  4. Step 4: Simplify right side
    27,529.17x = 592,330,364.63
  5. Step 5: Solve for x
    x = 592,330,364.63/27,529.17
  6. Step 6: Final answer
    x = 21,516.47

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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.