Home / 19,400.60-26,770.48-10,903.16

Finding the Fourth Proportional to 19,400.60, 26,770.48 and 10,903.16

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Solution

The fourth proportional to 19,400.60, 26,770.48 and 10,903.16 is: 15,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.60 : 26,770.48 = 10,903.16 : x
  2. Step 2: Convert to fraction form
    19,400.60/26,770.48 = 10,903.16/x
  3. Step 3: Cross multiply
    19,400.60x = 26,770.48 × 10,903.16
  4. Step 4: Simplify right side
    19,400.60x = 291,882,826.72
  5. Step 5: Solve for x
    x = 291,882,826.72/19,400.60
  6. Step 6: Final answer
    x = 15,045.04

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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.