Home / 14,845.77-22,270.71-4,987.87

Finding the Fourth Proportional to 14,845.77, 22,270.71 and 4,987.87

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Solution

The fourth proportional to 14,845.77, 22,270.71 and 4,987.87 is: 7,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845.77 : 22,270.71 = 4,987.87 : x
  2. Step 2: Convert to fraction form
    14,845.77/22,270.71 = 4,987.87/x
  3. Step 3: Cross multiply
    14,845.77x = 22,270.71 × 4,987.87
  4. Step 4: Simplify right side
    14,845.77x = 111,083,381.35
  5. Step 5: Solve for x
    x = 111,083,381.35/14,845.77
  6. Step 6: Final answer
    x = 7,482.49

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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.