Home / 35,565.48-53,310.78-11,866.68

Finding the Fourth Proportional to 35,565.48, 53,310.78 and 11,866.68

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Solution

The fourth proportional to 35,565.48, 53,310.78 and 11,866.68 is: 17,787.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,565.48 : 53,310.78 = 11,866.68 : x
  2. Step 2: Convert to fraction form
    35,565.48/53,310.78 = 11,866.68/x
  3. Step 3: Cross multiply
    35,565.48x = 53,310.78 × 11,866.68
  4. Step 4: Simplify right side
    35,565.48x = 632,621,966.81
  5. Step 5: Solve for x
    x = 632,621,966.81/35,565.48
  6. Step 6: Final answer
    x = 17,787.53

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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.