Home / 37,981.64-56,967.18-9,899.42

Finding the Fourth Proportional to 37,981.64, 56,967.18 and 9,899.42

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Solution

The fourth proportional to 37,981.64, 56,967.18 and 9,899.42 is: 14,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,981.64 : 56,967.18 = 9,899.42 : x
  2. Step 2: Convert to fraction form
    37,981.64/56,967.18 = 9,899.42/x
  3. Step 3: Cross multiply
    37,981.64x = 56,967.18 × 9,899.42
  4. Step 4: Simplify right side
    37,981.64x = 563,941,756.20
  5. Step 5: Solve for x
    x = 563,941,756.20/37,981.64
  6. Step 6: Final answer
    x = 14,847.75

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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.