Home / 34,675.29-47,851.56-18,759.40

Finding the Fourth Proportional to 34,675.29, 47,851.56 and 18,759.40

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Solution

The fourth proportional to 34,675.29, 47,851.56 and 18,759.40 is: 25,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,675.29 : 47,851.56 = 18,759.40 : x
  2. Step 2: Convert to fraction form
    34,675.29/47,851.56 = 18,759.40/x
  3. Step 3: Cross multiply
    34,675.29x = 47,851.56 × 18,759.40
  4. Step 4: Simplify right side
    34,675.29x = 897,666,435.04
  5. Step 5: Solve for x
    x = 897,666,435.04/34,675.29
  6. Step 6: Final answer
    x = 25,887.78

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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.