Home / 15,373.90-23,061.05-4,280.32

Finding the Fourth Proportional to 15,373.90, 23,061.05 and 4,280.32

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Solution

The fourth proportional to 15,373.90, 23,061.05 and 4,280.32 is: 6,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373.90 : 23,061.05 = 4,280.32 : x
  2. Step 2: Convert to fraction form
    15,373.90/23,061.05 = 4,280.32/x
  3. Step 3: Cross multiply
    15,373.90x = 23,061.05 × 4,280.32
  4. Step 4: Simplify right side
    15,373.90x = 98,708,536.83
  5. Step 5: Solve for x
    x = 98,708,536.83/15,373.90
  6. Step 6: Final answer
    x = 6,420.53

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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.