Home / 55,280.22-76,297.59-38,503.50

Finding the Fourth Proportional to 55,280.22, 76,297.59 and 38,503.50

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Solution

The fourth proportional to 55,280.22, 76,297.59 and 38,503.50 is: 53,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,280.22 : 76,297.59 = 38,503.50 : x
  2. Step 2: Convert to fraction form
    55,280.22/76,297.59 = 38,503.50/x
  3. Step 3: Cross multiply
    55,280.22x = 76,297.59 × 38,503.50
  4. Step 4: Simplify right side
    55,280.22x = 2,937,724,256.57
  5. Step 5: Solve for x
    x = 2,937,724,256.57/55,280.22
  6. Step 6: Final answer
    x = 53,142.41

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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.