Home / 39,328.66-58,983.08-11,248.86

Finding the Fourth Proportional to 39,328.66, 58,983.08 and 11,248.86

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Solution

The fourth proportional to 39,328.66, 58,983.08 and 11,248.86 is: 16,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,328.66 : 58,983.08 = 11,248.86 : x
  2. Step 2: Convert to fraction form
    39,328.66/58,983.08 = 11,248.86/x
  3. Step 3: Cross multiply
    39,328.66x = 58,983.08 × 11,248.86
  4. Step 4: Simplify right side
    39,328.66x = 663,492,409.29
  5. Step 5: Solve for x
    x = 663,492,409.29/39,328.66
  6. Step 6: Final answer
    x = 16,870.46

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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.