Home / 41,088.99-61,640.28-14,428.05

Finding the Fourth Proportional to 41,088.99, 61,640.28 and 14,428.05

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Solution

The fourth proportional to 41,088.99, 61,640.28 and 14,428.05 is: 21,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,088.99 : 61,640.28 = 14,428.05 : x
  2. Step 2: Convert to fraction form
    41,088.99/61,640.28 = 14,428.05/x
  3. Step 3: Cross multiply
    41,088.99x = 61,640.28 × 14,428.05
  4. Step 4: Simplify right side
    41,088.99x = 889,349,041.85
  5. Step 5: Solve for x
    x = 889,349,041.85/41,088.99
  6. Step 6: Final answer
    x = 21,644.46

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1.5x scale

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.