Home / 35,719.18-53,565.10-16,984.79

Finding the Fourth Proportional to 35,719.18, 53,565.10 and 16,984.79

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Solution

The fourth proportional to 35,719.18, 53,565.10 and 16,984.79 is: 25,470.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,719.18 : 53,565.10 = 16,984.79 : x
  2. Step 2: Convert to fraction form
    35,719.18/53,565.10 = 16,984.79/x
  3. Step 3: Cross multiply
    35,719.18x = 53,565.10 × 16,984.79
  4. Step 4: Simplify right side
    35,719.18x = 909,791,865.41
  5. Step 5: Solve for x
    x = 909,791,865.41/35,719.18
  6. Step 6: Final answer
    x = 25,470.68

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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.