Home / 11,258.16-15,525.89-10,363.88

Finding the Fourth Proportional to 11,258.16, 15,525.89 and 10,363.88

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Solution

The fourth proportional to 11,258.16, 15,525.89 and 10,363.88 is: 14,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.16 : 15,525.89 = 10,363.88 : x
  2. Step 2: Convert to fraction form
    11,258.16/15,525.89 = 10,363.88/x
  3. Step 3: Cross multiply
    11,258.16x = 15,525.89 × 10,363.88
  4. Step 4: Simplify right side
    11,258.16x = 160,908,331.40
  5. Step 5: Solve for x
    x = 160,908,331.40/11,258.16
  6. Step 6: Final answer
    x = 14,292.60

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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.