Home / 27,985.08-38,617.90-16,048.92

Finding the Fourth Proportional to 27,985.08, 38,617.90 and 16,048.92

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Solution

The fourth proportional to 27,985.08, 38,617.90 and 16,048.92 is: 22,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,985.08 : 38,617.90 = 16,048.92 : x
  2. Step 2: Convert to fraction form
    27,985.08/38,617.90 = 16,048.92/x
  3. Step 3: Cross multiply
    27,985.08x = 38,617.90 × 16,048.92
  4. Step 4: Simplify right side
    27,985.08x = 619,775,587.67
  5. Step 5: Solve for x
    x = 619,775,587.67/27,985.08
  6. Step 6: Final answer
    x = 22,146.64

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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.