Home / 26,318.94-36,320.13-14,987.94

Finding the Fourth Proportional to 26,318.94, 36,320.13 and 14,987.94

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Solution

The fourth proportional to 26,318.94, 36,320.13 and 14,987.94 is: 20,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.94 : 36,320.13 = 14,987.94 : x
  2. Step 2: Convert to fraction form
    26,318.94/36,320.13 = 14,987.94/x
  3. Step 3: Cross multiply
    26,318.94x = 36,320.13 × 14,987.94
  4. Step 4: Simplify right side
    26,318.94x = 544,363,929.23
  5. Step 5: Solve for x
    x = 544,363,929.23/26,318.94
  6. Step 6: Final answer
    x = 20,683.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.