Home / 35,486.86-53,139.38-34,435.75

Finding the Fourth Proportional to 35,486.86, 53,139.38 and 34,435.75

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Solution

The fourth proportional to 35,486.86, 53,139.38 and 34,435.75 is: 51,565.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.86 : 53,139.38 = 34,435.75 : x
  2. Step 2: Convert to fraction form
    35,486.86/53,139.38 = 34,435.75/x
  3. Step 3: Cross multiply
    35,486.86x = 53,139.38 × 34,435.75
  4. Step 4: Simplify right side
    35,486.86x = 1,829,894,139.14
  5. Step 5: Solve for x
    x = 1,829,894,139.14/35,486.86
  6. Step 6: Final answer
    x = 51,565.41

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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.