Home / 15,475.36-23,216.64-5,086.72

Finding the Fourth Proportional to 15,475.36, 23,216.64 and 5,086.72

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Solution

The fourth proportional to 15,475.36, 23,216.64 and 5,086.72 is: 7,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.36 : 23,216.64 = 5,086.72 : x
  2. Step 2: Convert to fraction form
    15,475.36/23,216.64 = 5,086.72/x
  3. Step 3: Cross multiply
    15,475.36x = 23,216.64 × 5,086.72
  4. Step 4: Simplify right side
    15,475.36x = 118,096,547.02
  5. Step 5: Solve for x
    x = 118,096,547.02/15,475.36
  6. Step 6: Final answer
    x = 7,631.26

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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.