Home / 10,161.36-15,233.40-9,677.52

Finding the Fourth Proportional to 10,161.36, 15,233.40 and 9,677.52

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Solution

The fourth proportional to 10,161.36, 15,233.40 and 9,677.52 is: 14,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.36 : 15,233.40 = 9,677.52 : x
  2. Step 2: Convert to fraction form
    10,161.36/15,233.40 = 9,677.52/x
  3. Step 3: Cross multiply
    10,161.36x = 15,233.40 × 9,677.52
  4. Step 4: Simplify right side
    10,161.36x = 147,421,533.17
  5. Step 5: Solve for x
    x = 147,421,533.17/10,161.36
  6. Step 6: Final answer
    x = 14,508.05

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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.