Home / 19,373.72-26,734.54-10,877

Finding the Fourth Proportional to 19,373.72, 26,734.54 and 10,877

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Solution

The fourth proportional to 19,373.72, 26,734.54 and 10,877 is: 15,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.72 : 26,734.54 = 10,877 : x
  2. Step 2: Convert to fraction form
    19,373.72/26,734.54 = 10,877/x
  3. Step 3: Cross multiply
    19,373.72x = 26,734.54 × 10,877
  4. Step 4: Simplify right side
    19,373.72x = 290,791,591.58
  5. Step 5: Solve for x
    x = 290,791,591.58/19,373.72
  6. Step 6: Final answer
    x = 15,009.59

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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.