Home / 45,393.40-68,068.23-15,810.58

Finding the Fourth Proportional to 45,393.40, 68,068.23 and 15,810.58

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Solution

The fourth proportional to 45,393.40, 68,068.23 and 15,810.58 is: 23,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,393.40 : 68,068.23 = 15,810.58 : x
  2. Step 2: Convert to fraction form
    45,393.40/68,068.23 = 15,810.58/x
  3. Step 3: Cross multiply
    45,393.40x = 68,068.23 × 15,810.58
  4. Step 4: Simplify right side
    45,393.40x = 1,076,198,195.87
  5. Step 5: Solve for x
    x = 1,076,198,195.87/45,393.40
  6. Step 6: Final answer
    x = 23,708.25

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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.