Home / 39,002.80-58,420.32-22,316

Finding the Fourth Proportional to 39,002.80, 58,420.32 and 22,316

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Solution

The fourth proportional to 39,002.80, 58,420.32 and 22,316 is: 33,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.80 : 58,420.32 = 22,316 : x
  2. Step 2: Convert to fraction form
    39,002.80/58,420.32 = 22,316/x
  3. Step 3: Cross multiply
    39,002.80x = 58,420.32 × 22,316
  4. Step 4: Simplify right side
    39,002.80x = 1,303,707,861.12
  5. Step 5: Solve for x
    x = 1,303,707,861.12/39,002.80
  6. Step 6: Final answer
    x = 33,426.01

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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.