Home / 15,501.47-23,239.26-7,187.42

Finding the Fourth Proportional to 15,501.47, 23,239.26 and 7,187.42

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Solution

The fourth proportional to 15,501.47, 23,239.26 and 7,187.42 is: 10,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501.47 : 23,239.26 = 7,187.42 : x
  2. Step 2: Convert to fraction form
    15,501.47/23,239.26 = 7,187.42/x
  3. Step 3: Cross multiply
    15,501.47x = 23,239.26 × 7,187.42
  4. Step 4: Simplify right side
    15,501.47x = 167,030,380.21
  5. Step 5: Solve for x
    x = 167,030,380.21/15,501.47
  6. Step 6: Final answer
    x = 10,775.14

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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.