Home / 35,877.02-53,823.72-10,920.61

Finding the Fourth Proportional to 35,877.02, 53,823.72 and 10,920.61

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Solution

The fourth proportional to 35,877.02, 53,823.72 and 10,920.61 is: 16,383.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.02 : 53,823.72 = 10,920.61 : x
  2. Step 2: Convert to fraction form
    35,877.02/53,823.72 = 10,920.61/x
  3. Step 3: Cross multiply
    35,877.02x = 53,823.72 × 10,920.61
  4. Step 4: Simplify right side
    35,877.02x = 587,787,585.75
  5. Step 5: Solve for x
    x = 587,787,585.75/35,877.02
  6. Step 6: Final answer
    x = 16,383.40

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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.