Home / 25,077.80-37,616.70-15,746.60

Finding the Fourth Proportional to 25,077.80, 37,616.70 and 15,746.60

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Solution

The fourth proportional to 25,077.80, 37,616.70 and 15,746.60 is: 23,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,077.80 : 37,616.70 = 15,746.60 : x
  2. Step 2: Convert to fraction form
    25,077.80/37,616.70 = 15,746.60/x
  3. Step 3: Cross multiply
    25,077.80x = 37,616.70 × 15,746.60
  4. Step 4: Simplify right side
    25,077.80x = 592,335,128.22
  5. Step 5: Solve for x
    x = 592,335,128.22/25,077.80
  6. Step 6: Final answer
    x = 23,619.90

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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.