Home / 15,670.32-23,505.56-5,282.16

Finding the Fourth Proportional to 15,670.32, 23,505.56 and 5,282.16

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Solution

The fourth proportional to 15,670.32, 23,505.56 and 5,282.16 is: 7,923.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.32 : 23,505.56 = 5,282.16 : x
  2. Step 2: Convert to fraction form
    15,670.32/23,505.56 = 5,282.16/x
  3. Step 3: Cross multiply
    15,670.32x = 23,505.56 × 5,282.16
  4. Step 4: Simplify right side
    15,670.32x = 124,160,128.81
  5. Step 5: Solve for x
    x = 124,160,128.81/15,670.32
  6. Step 6: Final answer
    x = 7,923.27

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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.