Home / 47,203.89-65,143.23-25,985.13

Finding the Fourth Proportional to 47,203.89, 65,143.23 and 25,985.13

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Solution

The fourth proportional to 47,203.89, 65,143.23 and 25,985.13 is: 35,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,203.89 : 65,143.23 = 25,985.13 : x
  2. Step 2: Convert to fraction form
    47,203.89/65,143.23 = 25,985.13/x
  3. Step 3: Cross multiply
    47,203.89x = 65,143.23 × 25,985.13
  4. Step 4: Simplify right side
    47,203.89x = 1,692,755,300.17
  5. Step 5: Solve for x
    x = 1,692,755,300.17/47,203.89
  6. Step 6: Final answer
    x = 35,860.50

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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.