Home / 15,515.04-23,275.44-5,134.08

Finding the Fourth Proportional to 15,515.04, 23,275.44 and 5,134.08

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Solution

The fourth proportional to 15,515.04, 23,275.44 and 5,134.08 is: 7,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.04 : 23,275.44 = 5,134.08 : x
  2. Step 2: Convert to fraction form
    15,515.04/23,275.44 = 5,134.08/x
  3. Step 3: Cross multiply
    15,515.04x = 23,275.44 × 5,134.08
  4. Step 4: Simplify right side
    15,515.04x = 119,497,971.00
  5. Step 5: Solve for x
    x = 119,497,971.00/15,515.04
  6. Step 6: Final answer
    x = 7,702.07

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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.