Home / 27,266.24-37,627.76-15,328.88

Finding the Fourth Proportional to 27,266.24, 37,627.76 and 15,328.88

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Solution

The fourth proportional to 27,266.24, 37,627.76 and 15,328.88 is: 21,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.24 : 37,627.76 = 15,328.88 : x
  2. Step 2: Convert to fraction form
    27,266.24/37,627.76 = 15,328.88/x
  3. Step 3: Cross multiply
    27,266.24x = 37,627.76 × 15,328.88
  4. Step 4: Simplify right side
    27,266.24x = 576,791,417.71
  5. Step 5: Solve for x
    x = 576,791,417.71/27,266.24
  6. Step 6: Final answer
    x = 21,154.05

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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.