Home / 34,154.40-47,132.12-19,047.52

Finding the Fourth Proportional to 34,154.40, 47,132.12 and 19,047.52

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Solution

The fourth proportional to 34,154.40, 47,132.12 and 19,047.52 is: 26,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,154.40 : 47,132.12 = 19,047.52 : x
  2. Step 2: Convert to fraction form
    34,154.40/47,132.12 = 19,047.52/x
  3. Step 3: Cross multiply
    34,154.40x = 47,132.12 × 19,047.52
  4. Step 4: Simplify right side
    34,154.40x = 897,749,998.34
  5. Step 5: Solve for x
    x = 897,749,998.34/34,154.40
  6. Step 6: Final answer
    x = 26,285.05

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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.