Home / 23,276.34-32,111.72-15,207.23

Finding the Fourth Proportional to 23,276.34, 32,111.72 and 15,207.23

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Solution

The fourth proportional to 23,276.34, 32,111.72 and 15,207.23 is: 20,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,276.34 : 32,111.72 = 15,207.23 : x
  2. Step 2: Convert to fraction form
    23,276.34/32,111.72 = 15,207.23/x
  3. Step 3: Cross multiply
    23,276.34x = 32,111.72 × 15,207.23
  4. Step 4: Simplify right side
    23,276.34x = 488,330,075.14
  5. Step 5: Solve for x
    x = 488,330,075.14/23,276.34
  6. Step 6: Final answer
    x = 20,979.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.