Home / 27,562.34-38,035.76-14,987.08

Finding the Fourth Proportional to 27,562.34, 38,035.76 and 14,987.08

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Solution

The fourth proportional to 27,562.34, 38,035.76 and 14,987.08 is: 20,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.34 : 38,035.76 = 14,987.08 : x
  2. Step 2: Convert to fraction form
    27,562.34/38,035.76 = 14,987.08/x
  3. Step 3: Cross multiply
    27,562.34x = 38,035.76 × 14,987.08
  4. Step 4: Simplify right side
    27,562.34x = 570,044,977.98
  5. Step 5: Solve for x
    x = 570,044,977.98/27,562.34
  6. Step 6: Final answer
    x = 20,682.02

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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.