Home / 15,478.48-23,204.76-6,242.32

Finding the Fourth Proportional to 15,478.48, 23,204.76 and 6,242.32

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Solution

The fourth proportional to 15,478.48, 23,204.76 and 6,242.32 is: 9,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478.48 : 23,204.76 = 6,242.32 : x
  2. Step 2: Convert to fraction form
    15,478.48/23,204.76 = 6,242.32/x
  3. Step 3: Cross multiply
    15,478.48x = 23,204.76 × 6,242.32
  4. Step 4: Simplify right side
    15,478.48x = 144,851,537.44
  5. Step 5: Solve for x
    x = 144,851,537.44/15,478.48
  6. Step 6: Final answer
    x = 9,358.25

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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.