Home / 27,347.52-41,021.28-9,818.40

Finding the Fourth Proportional to 27,347.52, 41,021.28 and 9,818.40

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Solution

The fourth proportional to 27,347.52, 41,021.28 and 9,818.40 is: 14,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.52 : 41,021.28 = 9,818.40 : x
  2. Step 2: Convert to fraction form
    27,347.52/41,021.28 = 9,818.40/x
  3. Step 3: Cross multiply
    27,347.52x = 41,021.28 × 9,818.40
  4. Step 4: Simplify right side
    27,347.52x = 402,763,335.55
  5. Step 5: Solve for x
    x = 402,763,335.55/27,347.52
  6. Step 6: Final answer
    x = 14,727.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.