Home / 30,335.56-45,475.60-25,685.52

Finding the Fourth Proportional to 30,335.56, 45,475.60 and 25,685.52

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Solution

The fourth proportional to 30,335.56, 45,475.60 and 25,685.52 is: 38,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335.56 : 45,475.60 = 25,685.52 : x
  2. Step 2: Convert to fraction form
    30,335.56/45,475.60 = 25,685.52/x
  3. Step 3: Cross multiply
    30,335.56x = 45,475.60 × 25,685.52
  4. Step 4: Simplify right side
    30,335.56x = 1,168,064,433.31
  5. Step 5: Solve for x
    x = 1,168,064,433.31/30,335.56
  6. Step 6: Final answer
    x = 38,504.79

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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.