Home / 10,356.53-14,192.42-9,360.05

Finding the Fourth Proportional to 10,356.53, 14,192.42 and 9,360.05

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Solution

The fourth proportional to 10,356.53, 14,192.42 and 9,360.05 is: 12,826.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.53 : 14,192.42 = 9,360.05 : x
  2. Step 2: Convert to fraction form
    10,356.53/14,192.42 = 9,360.05/x
  3. Step 3: Cross multiply
    10,356.53x = 14,192.42 × 9,360.05
  4. Step 4: Simplify right side
    10,356.53x = 132,841,643.06
  5. Step 5: Solve for x
    x = 132,841,643.06/10,356.53
  6. Step 6: Final answer
    x = 12,826.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.