Home / 27,689.36-41,503.08-14,543.12

Finding the Fourth Proportional to 27,689.36, 41,503.08 and 14,543.12

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Solution

The fourth proportional to 27,689.36, 41,503.08 and 14,543.12 is: 21,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.36 : 41,503.08 = 14,543.12 : x
  2. Step 2: Convert to fraction form
    27,689.36/41,503.08 = 14,543.12/x
  3. Step 3: Cross multiply
    27,689.36x = 41,503.08 × 14,543.12
  4. Step 4: Simplify right side
    27,689.36x = 603,584,272.81
  5. Step 5: Solve for x
    x = 603,584,272.81/27,689.36
  6. Step 6: Final answer
    x = 21,798.42

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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.