Home / 47,164.17-70,746.30-11,625.50

Finding the Fourth Proportional to 47,164.17, 70,746.30 and 11,625.50

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Solution

The fourth proportional to 47,164.17, 70,746.30 and 11,625.50 is: 17,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,164.17 : 70,746.30 = 11,625.50 : x
  2. Step 2: Convert to fraction form
    47,164.17/70,746.30 = 11,625.50/x
  3. Step 3: Cross multiply
    47,164.17x = 70,746.30 × 11,625.50
  4. Step 4: Simplify right side
    47,164.17x = 822,460,756.92
  5. Step 5: Solve for x
    x = 822,460,756.92/47,164.17
  6. Step 6: Final answer
    x = 17,438.25

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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.