Home / 40,208.60-60,312.90-26,211.80

Finding the Fourth Proportional to 40,208.60, 60,312.90 and 26,211.80

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Solution

The fourth proportional to 40,208.60, 60,312.90 and 26,211.80 is: 39,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,208.60 : 60,312.90 = 26,211.80 : x
  2. Step 2: Convert to fraction form
    40,208.60/60,312.90 = 26,211.80/x
  3. Step 3: Cross multiply
    40,208.60x = 60,312.90 × 26,211.80
  4. Step 4: Simplify right side
    40,208.60x = 1,580,909,672.22
  5. Step 5: Solve for x
    x = 1,580,909,672.22/40,208.60
  6. Step 6: Final answer
    x = 39,317.70

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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.