Home / 35,651.10-53,488.80-10,691.76

Finding the Fourth Proportional to 35,651.10, 53,488.80 and 10,691.76

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Solution

The fourth proportional to 35,651.10, 53,488.80 and 10,691.76 is: 16,041.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,651.10 : 53,488.80 = 10,691.76 : x
  2. Step 2: Convert to fraction form
    35,651.10/53,488.80 = 10,691.76/x
  3. Step 3: Cross multiply
    35,651.10x = 53,488.80 × 10,691.76
  4. Step 4: Simplify right side
    35,651.10x = 571,889,412.29
  5. Step 5: Solve for x
    x = 571,889,412.29/35,651.10
  6. Step 6: Final answer
    x = 16,041.28

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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.