Home / 14,886.12-22,343.76-7,100.40

Finding the Fourth Proportional to 14,886.12, 22,343.76 and 7,100.40

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Solution

The fourth proportional to 14,886.12, 22,343.76 and 7,100.40 is: 10,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,886.12 : 22,343.76 = 7,100.40 : x
  2. Step 2: Convert to fraction form
    14,886.12/22,343.76 = 7,100.40/x
  3. Step 3: Cross multiply
    14,886.12x = 22,343.76 × 7,100.40
  4. Step 4: Simplify right side
    14,886.12x = 158,649,633.50
  5. Step 5: Solve for x
    x = 158,649,633.50/14,886.12
  6. Step 6: Final answer
    x = 10,657.55

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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.