Home / 23,316.10-34,984.47-12,220.13

Finding the Fourth Proportional to 23,316.10, 34,984.47 and 12,220.13

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Solution

The fourth proportional to 23,316.10, 34,984.47 and 12,220.13 is: 18,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.10 : 34,984.47 = 12,220.13 : x
  2. Step 2: Convert to fraction form
    23,316.10/34,984.47 = 12,220.13/x
  3. Step 3: Cross multiply
    23,316.10x = 34,984.47 × 12,220.13
  4. Step 4: Simplify right side
    23,316.10x = 427,514,771.38
  5. Step 5: Solve for x
    x = 427,514,771.38/23,316.10
  6. Step 6: Final answer
    x = 18,335.60

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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.