Home / 34,869.31-52,301-13,803.63

Finding the Fourth Proportional to 34,869.31, 52,301 and 13,803.63

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Solution

The fourth proportional to 34,869.31, 52,301 and 13,803.63 is: 20,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,869.31 : 52,301 = 13,803.63 : x
  2. Step 2: Convert to fraction form
    34,869.31/52,301 = 13,803.63/x
  3. Step 3: Cross multiply
    34,869.31x = 52,301 × 13,803.63
  4. Step 4: Simplify right side
    34,869.31x = 721,943,391.13
  5. Step 5: Solve for x
    x = 721,943,391.13/34,869.31
  6. Step 6: Final answer
    x = 20,704.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.