Home / 11,901.36-16,402.89-10,526.60

Finding the Fourth Proportional to 11,901.36, 16,402.89 and 10,526.60

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Solution

The fourth proportional to 11,901.36, 16,402.89 and 10,526.60 is: 14,508.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.36 : 16,402.89 = 10,526.60 : x
  2. Step 2: Convert to fraction form
    11,901.36/16,402.89 = 10,526.60/x
  3. Step 3: Cross multiply
    11,901.36x = 16,402.89 × 10,526.60
  4. Step 4: Simplify right side
    11,901.36x = 172,666,579.86
  5. Step 5: Solve for x
    x = 172,666,579.86/11,901.36
  6. Step 6: Final answer
    x = 14,508.14

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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.