Home / 10,360.22-14,302.50-8,055.50

Finding the Fourth Proportional to 10,360.22, 14,302.50 and 8,055.50

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Solution

The fourth proportional to 10,360.22, 14,302.50 and 8,055.50 is: 11,120.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.22 : 14,302.50 = 8,055.50 : x
  2. Step 2: Convert to fraction form
    10,360.22/14,302.50 = 8,055.50/x
  3. Step 3: Cross multiply
    10,360.22x = 14,302.50 × 8,055.50
  4. Step 4: Simplify right side
    10,360.22x = 115,213,717.24
  5. Step 5: Solve for x
    x = 115,213,717.24/10,360.22
  6. Step 6: Final answer
    x = 11,120.78

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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.