Home / 15,385.67-23,069.28-7,055.25

Finding the Fourth Proportional to 15,385.67, 23,069.28 and 7,055.25

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Solution

The fourth proportional to 15,385.67, 23,069.28 and 7,055.25 is: 10,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385.67 : 23,069.28 = 7,055.25 : x
  2. Step 2: Convert to fraction form
    15,385.67/23,069.28 = 7,055.25/x
  3. Step 3: Cross multiply
    15,385.67x = 23,069.28 × 7,055.25
  4. Step 4: Simplify right side
    15,385.67x = 162,759,633.05
  5. Step 5: Solve for x
    x = 162,759,633.05/15,385.67
  6. Step 6: Final answer
    x = 10,578.65

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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.