Home / 34,261.20-47,282.40-19,357.20

Finding the Fourth Proportional to 34,261.20, 47,282.40 and 19,357.20

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Solution

The fourth proportional to 34,261.20, 47,282.40 and 19,357.20 is: 26,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.20 : 47,282.40 = 19,357.20 : x
  2. Step 2: Convert to fraction form
    34,261.20/47,282.40 = 19,357.20/x
  3. Step 3: Cross multiply
    34,261.20x = 47,282.40 × 19,357.20
  4. Step 4: Simplify right side
    34,261.20x = 915,254,873.28
  5. Step 5: Solve for x
    x = 915,254,873.28/34,261.20
  6. Step 6: Final answer
    x = 26,714.03

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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.