Home / 40,696.45-61,138.48-39,014.98

Finding the Fourth Proportional to 40,696.45, 61,138.48 and 39,014.98

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Solution

The fourth proportional to 40,696.45, 61,138.48 and 39,014.98 is: 58,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696.45 : 61,138.48 = 39,014.98 : x
  2. Step 2: Convert to fraction form
    40,696.45/61,138.48 = 39,014.98/x
  3. Step 3: Cross multiply
    40,696.45x = 61,138.48 × 39,014.98
  4. Step 4: Simplify right side
    40,696.45x = 2,385,316,574.43
  5. Step 5: Solve for x
    x = 2,385,316,574.43/40,696.45
  6. Step 6: Final answer
    x = 58,612.40

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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.