Home / 15,815.04-23,729.52-7,501.08

Finding the Fourth Proportional to 15,815.04, 23,729.52 and 7,501.08

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Solution

The fourth proportional to 15,815.04, 23,729.52 and 7,501.08 is: 11,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815.04 : 23,729.52 = 7,501.08 : x
  2. Step 2: Convert to fraction form
    15,815.04/23,729.52 = 7,501.08/x
  3. Step 3: Cross multiply
    15,815.04x = 23,729.52 × 7,501.08
  4. Step 4: Simplify right side
    15,815.04x = 177,997,027.88
  5. Step 5: Solve for x
    x = 177,997,027.88/15,815.04
  6. Step 6: Final answer
    x = 11,254.92

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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.