Home / 22,776.94-31,389.61-16,392.45

Finding the Fourth Proportional to 22,776.94, 31,389.61 and 16,392.45

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Solution

The fourth proportional to 22,776.94, 31,389.61 and 16,392.45 is: 22,590.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,776.94 : 31,389.61 = 16,392.45 : x
  2. Step 2: Convert to fraction form
    22,776.94/31,389.61 = 16,392.45/x
  3. Step 3: Cross multiply
    22,776.94x = 31,389.61 × 16,392.45
  4. Step 4: Simplify right side
    22,776.94x = 514,552,515.22
  5. Step 5: Solve for x
    x = 514,552,515.22/22,776.94
  6. Step 6: Final answer
    x = 22,590.94

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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.