Home / 35,330.40-52,909.20-16,840.80

Finding the Fourth Proportional to 35,330.40, 52,909.20 and 16,840.80

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Solution

The fourth proportional to 35,330.40, 52,909.20 and 16,840.80 is: 25,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,330.40 : 52,909.20 = 16,840.80 : x
  2. Step 2: Convert to fraction form
    35,330.40/52,909.20 = 16,840.80/x
  3. Step 3: Cross multiply
    35,330.40x = 52,909.20 × 16,840.80
  4. Step 4: Simplify right side
    35,330.40x = 891,033,255.36
  5. Step 5: Solve for x
    x = 891,033,255.36/35,330.40
  6. Step 6: Final answer
    x = 25,220.02

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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.