Home / 28,625.18-39,554.08-22,384.94

Finding the Fourth Proportional to 28,625.18, 39,554.08 and 22,384.94

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Solution

The fourth proportional to 28,625.18, 39,554.08 and 22,384.94 is: 30,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,625.18 : 39,554.08 = 22,384.94 : x
  2. Step 2: Convert to fraction form
    28,625.18/39,554.08 = 22,384.94/x
  3. Step 3: Cross multiply
    28,625.18x = 39,554.08 × 22,384.94
  4. Step 4: Simplify right side
    28,625.18x = 885,415,707.56
  5. Step 5: Solve for x
    x = 885,415,707.56/28,625.18
  6. Step 6: Final answer
    x = 30,931.36

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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.