Home / 29,403.60-40,598.13-18,088.32

Finding the Fourth Proportional to 29,403.60, 40,598.13 and 18,088.32

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Solution

The fourth proportional to 29,403.60, 40,598.13 and 18,088.32 is: 24,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,403.60 : 40,598.13 = 18,088.32 : x
  2. Step 2: Convert to fraction form
    29,403.60/40,598.13 = 18,088.32/x
  3. Step 3: Cross multiply
    29,403.60x = 40,598.13 × 18,088.32
  4. Step 4: Simplify right side
    29,403.60x = 734,351,966.84
  5. Step 5: Solve for x
    x = 734,351,966.84/29,403.60
  6. Step 6: Final answer
    x = 24,974.90

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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.