Home / 34,248.95-47,261.65-19,138.60

Finding the Fourth Proportional to 34,248.95, 47,261.65 and 19,138.60

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Solution

The fourth proportional to 34,248.95, 47,261.65 and 19,138.60 is: 26,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,248.95 : 47,261.65 = 19,138.60 : x
  2. Step 2: Convert to fraction form
    34,248.95/47,261.65 = 19,138.60/x
  3. Step 3: Cross multiply
    34,248.95x = 47,261.65 × 19,138.60
  4. Step 4: Simplify right side
    34,248.95x = 904,521,648.69
  5. Step 5: Solve for x
    x = 904,521,648.69/34,248.95
  6. Step 6: Final answer
    x = 26,410.20

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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.