Home / 15,884.02-23,779.23-11,742.49

Finding the Fourth Proportional to 15,884.02, 23,779.23 and 11,742.49

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Solution

The fourth proportional to 15,884.02, 23,779.23 and 11,742.49 is: 17,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884.02 : 23,779.23 = 11,742.49 : x
  2. Step 2: Convert to fraction form
    15,884.02/23,779.23 = 11,742.49/x
  3. Step 3: Cross multiply
    15,884.02x = 23,779.23 × 11,742.49
  4. Step 4: Simplify right side
    15,884.02x = 279,227,370.48
  5. Step 5: Solve for x
    x = 279,227,370.48/15,884.02
  6. Step 6: Final answer
    x = 17,579.14

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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.