Home / 13,762.24-18,999.76-9,060.19

Finding the Fourth Proportional to 13,762.24, 18,999.76 and 9,060.19

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Solution

The fourth proportional to 13,762.24, 18,999.76 and 9,060.19 is: 12,508.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762.24 : 18,999.76 = 9,060.19 : x
  2. Step 2: Convert to fraction form
    13,762.24/18,999.76 = 9,060.19/x
  3. Step 3: Cross multiply
    13,762.24x = 18,999.76 × 9,060.19
  4. Step 4: Simplify right side
    13,762.24x = 172,141,435.55
  5. Step 5: Solve for x
    x = 172,141,435.55/13,762.24
  6. Step 6: Final answer
    x = 12,508.24

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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.