Home / 27,152.20-37,501.14-21,631.24

Finding the Fourth Proportional to 27,152.20, 37,501.14 and 21,631.24

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Solution

The fourth proportional to 27,152.20, 37,501.14 and 21,631.24 is: 29,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.20 : 37,501.14 = 21,631.24 : x
  2. Step 2: Convert to fraction form
    27,152.20/37,501.14 = 21,631.24/x
  3. Step 3: Cross multiply
    27,152.20x = 37,501.14 × 21,631.24
  4. Step 4: Simplify right side
    27,152.20x = 811,196,159.61
  5. Step 5: Solve for x
    x = 811,196,159.61/27,152.20
  6. Step 6: Final answer
    x = 29,875.89

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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.