Home / 19,762.79-29,639.91-6,255.02

Finding the Fourth Proportional to 19,762.79, 29,639.91 and 6,255.02

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Solution

The fourth proportional to 19,762.79, 29,639.91 and 6,255.02 is: 9,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.79 : 29,639.91 = 6,255.02 : x
  2. Step 2: Convert to fraction form
    19,762.79/29,639.91 = 6,255.02/x
  3. Step 3: Cross multiply
    19,762.79x = 29,639.91 × 6,255.02
  4. Step 4: Simplify right side
    19,762.79x = 185,398,303.95
  5. Step 5: Solve for x
    x = 185,398,303.95/19,762.79
  6. Step 6: Final answer
    x = 9,381.18

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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.