Home / 45,386.24-68,081.18-15,807.06

Finding the Fourth Proportional to 45,386.24, 68,081.18 and 15,807.06

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Solution

The fourth proportional to 45,386.24, 68,081.18 and 15,807.06 is: 23,711.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,386.24 : 68,081.18 = 15,807.06 : x
  2. Step 2: Convert to fraction form
    45,386.24/68,081.18 = 15,807.06/x
  3. Step 3: Cross multiply
    45,386.24x = 68,081.18 × 15,807.06
  4. Step 4: Simplify right side
    45,386.24x = 1,076,163,218.10
  5. Step 5: Solve for x
    x = 1,076,163,218.10/45,386.24
  6. Step 6: Final answer
    x = 23,711.22

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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.