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Finding the Fourth Proportional to 27,525.76, 37,985.52 and 14,950.52

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Solution

The fourth proportional to 27,525.76, 37,985.52 and 14,950.52 is: 20,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525.76 : 37,985.52 = 14,950.52 : x
  2. Step 2: Convert to fraction form
    27,525.76/37,985.52 = 14,950.52/x
  3. Step 3: Cross multiply
    27,525.76x = 37,985.52 × 14,950.52
  4. Step 4: Simplify right side
    27,525.76x = 567,903,276.47
  5. Step 5: Solve for x
    x = 567,903,276.47/27,525.76
  6. Step 6: Final answer
    x = 20,631.70

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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.