Home / 27,910.12-38,509.02-16,574.86

Finding the Fourth Proportional to 27,910.12, 38,509.02 and 16,574.86

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Solution

The fourth proportional to 27,910.12, 38,509.02 and 16,574.86 is: 22,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.12 : 38,509.02 = 16,574.86 : x
  2. Step 2: Convert to fraction form
    27,910.12/38,509.02 = 16,574.86/x
  3. Step 3: Cross multiply
    27,910.12x = 38,509.02 × 16,574.86
  4. Step 4: Simplify right side
    27,910.12x = 638,281,615.24
  5. Step 5: Solve for x
    x = 638,281,615.24/27,910.12
  6. Step 6: Final answer
    x = 22,869.18

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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.