Home / 19,416.23-26,793.51-11,875.19

Finding the Fourth Proportional to 19,416.23, 26,793.51 and 11,875.19

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Solution

The fourth proportional to 19,416.23, 26,793.51 and 11,875.19 is: 16,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416.23 : 26,793.51 = 11,875.19 : x
  2. Step 2: Convert to fraction form
    19,416.23/26,793.51 = 11,875.19/x
  3. Step 3: Cross multiply
    19,416.23x = 26,793.51 × 11,875.19
  4. Step 4: Simplify right side
    19,416.23x = 318,177,888.05
  5. Step 5: Solve for x
    x = 318,177,888.05/19,416.23
  6. Step 6: Final answer
    x = 16,387.22

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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.