Home / 25,002.72-37,510.56-9,420.48

Finding the Fourth Proportional to 25,002.72, 37,510.56 and 9,420.48

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Solution

The fourth proportional to 25,002.72, 37,510.56 and 9,420.48 is: 14,133.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,002.72 : 37,510.56 = 9,420.48 : x
  2. Step 2: Convert to fraction form
    25,002.72/37,510.56 = 9,420.48/x
  3. Step 3: Cross multiply
    25,002.72x = 37,510.56 × 9,420.48
  4. Step 4: Simplify right side
    25,002.72x = 353,367,480.27
  5. Step 5: Solve for x
    x = 353,367,480.27/25,002.72
  6. Step 6: Final answer
    x = 14,133.16

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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.