Home / 10,526.36-15,800.90-9,363.78

Finding the Fourth Proportional to 10,526.36, 15,800.90 and 9,363.78

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Solution

The fourth proportional to 10,526.36, 15,800.90 and 9,363.78 is: 14,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.36 : 15,800.90 = 9,363.78 : x
  2. Step 2: Convert to fraction form
    10,526.36/15,800.90 = 9,363.78/x
  3. Step 3: Cross multiply
    10,526.36x = 15,800.90 × 9,363.78
  4. Step 4: Simplify right side
    10,526.36x = 147,956,104.58
  5. Step 5: Solve for x
    x = 147,956,104.58/10,526.36
  6. Step 6: Final answer
    x = 14,055.78

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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.