Home / 30,448.11-45,671.13-10,726.16

Finding the Fourth Proportional to 30,448.11, 45,671.13 and 10,726.16

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Solution

The fourth proportional to 30,448.11, 45,671.13 and 10,726.16 is: 16,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448.11 : 45,671.13 = 10,726.16 : x
  2. Step 2: Convert to fraction form
    30,448.11/45,671.13 = 10,726.16/x
  3. Step 3: Cross multiply
    30,448.11x = 45,671.13 × 10,726.16
  4. Step 4: Simplify right side
    30,448.11x = 489,875,619.41
  5. Step 5: Solve for x
    x = 489,875,619.41/30,448.11
  6. Step 6: Final answer
    x = 16,088.87

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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.