Home / 10,364.52-14,226.51-9,220.40

Finding the Fourth Proportional to 10,364.52, 14,226.51 and 9,220.40

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Solution

The fourth proportional to 10,364.52, 14,226.51 and 9,220.40 is: 12,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.52 : 14,226.51 = 9,220.40 : x
  2. Step 2: Convert to fraction form
    10,364.52/14,226.51 = 9,220.40/x
  3. Step 3: Cross multiply
    10,364.52x = 14,226.51 × 9,220.40
  4. Step 4: Simplify right side
    10,364.52x = 131,174,112.80
  5. Step 5: Solve for x
    x = 131,174,112.80/10,364.52
  6. Step 6: Final answer
    x = 12,656.07

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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.