Home / 30,237.30-45,356.04-9,177.51

Finding the Fourth Proportional to 30,237.30, 45,356.04 and 9,177.51

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Solution

The fourth proportional to 30,237.30, 45,356.04 and 9,177.51 is: 13,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.30 : 45,356.04 = 9,177.51 : x
  2. Step 2: Convert to fraction form
    30,237.30/45,356.04 = 9,177.51/x
  3. Step 3: Cross multiply
    30,237.30x = 45,356.04 × 9,177.51
  4. Step 4: Simplify right side
    30,237.30x = 416,255,510.66
  5. Step 5: Solve for x
    x = 416,255,510.66/30,237.30
  6. Step 6: Final answer
    x = 13,766.29

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1.5x scale

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.