Home / 28,161.84-42,207.63-24,643.49

Finding the Fourth Proportional to 28,161.84, 42,207.63 and 24,643.49

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Solution

The fourth proportional to 28,161.84, 42,207.63 and 24,643.49 is: 36,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,161.84 : 42,207.63 = 24,643.49 : x
  2. Step 2: Convert to fraction form
    28,161.84/42,207.63 = 24,643.49/x
  3. Step 3: Cross multiply
    28,161.84x = 42,207.63 × 24,643.49
  4. Step 4: Simplify right side
    28,161.84x = 1,040,143,307.83
  5. Step 5: Solve for x
    x = 1,040,143,307.83/28,161.84
  6. Step 6: Final answer
    x = 36,934.49

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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.