Home / 47,415.40-65,432.76-26,193.28

Finding the Fourth Proportional to 47,415.40, 65,432.76 and 26,193.28

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Solution

The fourth proportional to 47,415.40, 65,432.76 and 26,193.28 is: 36,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.40 : 65,432.76 = 26,193.28 : x
  2. Step 2: Convert to fraction form
    47,415.40/65,432.76 = 26,193.28/x
  3. Step 3: Cross multiply
    47,415.40x = 65,432.76 × 26,193.28
  4. Step 4: Simplify right side
    47,415.40x = 1,713,898,603.85
  5. Step 5: Solve for x
    x = 1,713,898,603.85/47,415.40
  6. Step 6: Final answer
    x = 36,146.45

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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.