Home / 46,780.10-70,128.55-17,191.02

Finding the Fourth Proportional to 46,780.10, 70,128.55 and 17,191.02

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Solution

The fourth proportional to 46,780.10, 70,128.55 and 17,191.02 is: 25,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,780.10 : 70,128.55 = 17,191.02 : x
  2. Step 2: Convert to fraction form
    46,780.10/70,128.55 = 17,191.02/x
  3. Step 3: Cross multiply
    46,780.10x = 70,128.55 × 17,191.02
  4. Step 4: Simplify right side
    46,780.10x = 1,205,580,975.17
  5. Step 5: Solve for x
    x = 1,205,580,975.17/46,780.10
  6. Step 6: Final answer
    x = 25,771.24

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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.