Home / 35,445.38-53,178.45-10,486.10

Finding the Fourth Proportional to 35,445.38, 53,178.45 and 10,486.10

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Solution

The fourth proportional to 35,445.38, 53,178.45 and 10,486.10 is: 15,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.38 : 53,178.45 = 10,486.10 : x
  2. Step 2: Convert to fraction form
    35,445.38/53,178.45 = 10,486.10/x
  3. Step 3: Cross multiply
    35,445.38x = 53,178.45 × 10,486.10
  4. Step 4: Simplify right side
    35,445.38x = 557,634,544.55
  5. Step 5: Solve for x
    x = 557,634,544.55/35,445.38
  6. Step 6: Final answer
    x = 15,732.22

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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.