Home / 40,428.86-60,643.29-10,846.04

Finding the Fourth Proportional to 40,428.86, 60,643.29 and 10,846.04

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Solution

The fourth proportional to 40,428.86, 60,643.29 and 10,846.04 is: 16,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,428.86 : 60,643.29 = 10,846.04 : x
  2. Step 2: Convert to fraction form
    40,428.86/60,643.29 = 10,846.04/x
  3. Step 3: Cross multiply
    40,428.86x = 60,643.29 × 10,846.04
  4. Step 4: Simplify right side
    40,428.86x = 657,739,549.07
  5. Step 5: Solve for x
    x = 657,739,549.07/40,428.86
  6. Step 6: Final answer
    x = 16,269.06

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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.