Home / 40,024.46-55,233.93-21,875.55

Finding the Fourth Proportional to 40,024.46, 55,233.93 and 21,875.55

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Solution

The fourth proportional to 40,024.46, 55,233.93 and 21,875.55 is: 30,188.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,024.46 : 55,233.93 = 21,875.55 : x
  2. Step 2: Convert to fraction form
    40,024.46/55,233.93 = 21,875.55/x
  3. Step 3: Cross multiply
    40,024.46x = 55,233.93 × 21,875.55
  4. Step 4: Simplify right side
    40,024.46x = 1,208,272,597.41
  5. Step 5: Solve for x
    x = 1,208,272,597.41/40,024.46
  6. Step 6: Final answer
    x = 30,188.35

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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.