Home / 15,186.03-22,779.18-5,325.30

Finding the Fourth Proportional to 15,186.03, 22,779.18 and 5,325.30

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Solution

The fourth proportional to 15,186.03, 22,779.18 and 5,325.30 is: 7,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,186.03 : 22,779.18 = 5,325.30 : x
  2. Step 2: Convert to fraction form
    15,186.03/22,779.18 = 5,325.30/x
  3. Step 3: Cross multiply
    15,186.03x = 22,779.18 × 5,325.30
  4. Step 4: Simplify right side
    15,186.03x = 121,305,967.25
  5. Step 5: Solve for x
    x = 121,305,967.25/15,186.03
  6. Step 6: Final answer
    x = 7,988.00

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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.