Home / 34,675.16-47,851.40-18,759.46

Finding the Fourth Proportional to 34,675.16, 47,851.40 and 18,759.46

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Solution

The fourth proportional to 34,675.16, 47,851.40 and 18,759.46 is: 25,887.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,675.16 : 47,851.40 = 18,759.46 : x
  2. Step 2: Convert to fraction form
    34,675.16/47,851.40 = 18,759.46/x
  3. Step 3: Cross multiply
    34,675.16x = 47,851.40 × 18,759.46
  4. Step 4: Simplify right side
    34,675.16x = 897,666,424.24
  5. Step 5: Solve for x
    x = 897,666,424.24/34,675.16
  6. Step 6: Final answer
    x = 25,887.88

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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.