Home / 35,445.60-48,915.07-19,530.05

Finding the Fourth Proportional to 35,445.60, 48,915.07 and 19,530.05

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Solution

The fourth proportional to 35,445.60, 48,915.07 and 19,530.05 is: 26,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.60 : 48,915.07 = 19,530.05 : x
  2. Step 2: Convert to fraction form
    35,445.60/48,915.07 = 19,530.05/x
  3. Step 3: Cross multiply
    35,445.60x = 48,915.07 × 19,530.05
  4. Step 4: Simplify right side
    35,445.60x = 955,313,762.85
  5. Step 5: Solve for x
    x = 955,313,762.85/35,445.60
  6. Step 6: Final answer
    x = 26,951.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.