Home / 10,486.32-14,441.28-9,551.76

Finding the Fourth Proportional to 10,486.32, 14,441.28 and 9,551.76

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Solution

The fourth proportional to 10,486.32, 14,441.28 and 9,551.76 is: 13,154.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,486.32 : 14,441.28 = 9,551.76 : x
  2. Step 2: Convert to fraction form
    10,486.32/14,441.28 = 9,551.76/x
  3. Step 3: Cross multiply
    10,486.32x = 14,441.28 × 9,551.76
  4. Step 4: Simplify right side
    10,486.32x = 137,939,640.65
  5. Step 5: Solve for x
    x = 137,939,640.65/10,486.32
  6. Step 6: Final answer
    x = 13,154.25

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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.