Home / 23,220.15-32,048.91-15,263.12

Finding the Fourth Proportional to 23,220.15, 32,048.91 and 15,263.12

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Solution

The fourth proportional to 23,220.15, 32,048.91 and 15,263.12 is: 21,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.15 : 32,048.91 = 15,263.12 : x
  2. Step 2: Convert to fraction form
    23,220.15/32,048.91 = 15,263.12/x
  3. Step 3: Cross multiply
    23,220.15x = 32,048.91 × 15,263.12
  4. Step 4: Simplify right side
    23,220.15x = 489,166,359.20
  5. Step 5: Solve for x
    x = 489,166,359.20/23,220.15
  6. Step 6: Final answer
    x = 21,066.46

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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.