Home / 11,298.76-15,594.12-10,800.47

Finding the Fourth Proportional to 11,298.76, 15,594.12 and 10,800.47

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Solution

The fourth proportional to 11,298.76, 15,594.12 and 10,800.47 is: 14,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.76 : 15,594.12 = 10,800.47 : x
  2. Step 2: Convert to fraction form
    11,298.76/15,594.12 = 10,800.47/x
  3. Step 3: Cross multiply
    11,298.76x = 15,594.12 × 10,800.47
  4. Step 4: Simplify right side
    11,298.76x = 168,423,864.22
  5. Step 5: Solve for x
    x = 168,423,864.22/11,298.76
  6. Step 6: Final answer
    x = 14,906.41

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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.