Home / 37,220.40-55,830.60-26,139.60

Finding the Fourth Proportional to 37,220.40, 55,830.60 and 26,139.60

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Solution

The fourth proportional to 37,220.40, 55,830.60 and 26,139.60 is: 39,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.40 : 55,830.60 = 26,139.60 : x
  2. Step 2: Convert to fraction form
    37,220.40/55,830.60 = 26,139.60/x
  3. Step 3: Cross multiply
    37,220.40x = 55,830.60 × 26,139.60
  4. Step 4: Simplify right side
    37,220.40x = 1,459,389,551.76
  5. Step 5: Solve for x
    x = 1,459,389,551.76/37,220.40
  6. Step 6: Final answer
    x = 39,209.40

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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.