Home / 15,668.32-23,502.56-5,280.16

Finding the Fourth Proportional to 15,668.32, 23,502.56 and 5,280.16

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Solution

The fourth proportional to 15,668.32, 23,502.56 and 5,280.16 is: 7,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,668.32 : 23,502.56 = 5,280.16 : x
  2. Step 2: Convert to fraction form
    15,668.32/23,502.56 = 5,280.16/x
  3. Step 3: Cross multiply
    15,668.32x = 23,502.56 × 5,280.16
  4. Step 4: Simplify right side
    15,668.32x = 124,097,277.21
  5. Step 5: Solve for x
    x = 124,097,277.21/15,668.32
  6. Step 6: Final answer
    x = 7,920.27

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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.