Home / 45,334.10-68,001.05-12,054.17

Finding the Fourth Proportional to 45,334.10, 68,001.05 and 12,054.17

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Solution

The fourth proportional to 45,334.10, 68,001.05 and 12,054.17 is: 18,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,334.10 : 68,001.05 = 12,054.17 : x
  2. Step 2: Convert to fraction form
    45,334.10/68,001.05 = 12,054.17/x
  3. Step 3: Cross multiply
    45,334.10x = 68,001.05 × 12,054.17
  4. Step 4: Simplify right side
    45,334.10x = 819,696,417.02
  5. Step 5: Solve for x
    x = 819,696,417.02/45,334.10
  6. Step 6: Final answer
    x = 18,081.23

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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.