Home / 53,875.40-80,840.78-23,910.17

Finding the Fourth Proportional to 53,875.40, 80,840.78 and 23,910.17

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Solution

The fourth proportional to 53,875.40, 80,840.78 and 23,910.17 is: 35,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,875.40 : 80,840.78 = 23,910.17 : x
  2. Step 2: Convert to fraction form
    53,875.40/80,840.78 = 23,910.17/x
  3. Step 3: Cross multiply
    53,875.40x = 80,840.78 × 23,910.17
  4. Step 4: Simplify right side
    53,875.40x = 1,932,916,268.98
  5. Step 5: Solve for x
    x = 1,932,916,268.98/53,875.40
  6. Step 6: Final answer
    x = 35,877.53

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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.