Home / 34,254.48-47,272.56-19,914.24

Finding the Fourth Proportional to 34,254.48, 47,272.56 and 19,914.24

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Solution

The fourth proportional to 34,254.48, 47,272.56 and 19,914.24 is: 27,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.48 : 47,272.56 = 19,914.24 : x
  2. Step 2: Convert to fraction form
    34,254.48/47,272.56 = 19,914.24/x
  3. Step 3: Cross multiply
    34,254.48x = 47,272.56 × 19,914.24
  4. Step 4: Simplify right side
    34,254.48x = 941,397,105.25
  5. Step 5: Solve for x
    x = 941,397,105.25/34,254.48
  6. Step 6: Final answer
    x = 27,482.45

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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.