Home / 14,866.77-20,515.91-8,152.46

Finding the Fourth Proportional to 14,866.77, 20,515.91 and 8,152.46

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Solution

The fourth proportional to 14,866.77, 20,515.91 and 8,152.46 is: 11,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,866.77 : 20,515.91 = 8,152.46 : x
  2. Step 2: Convert to fraction form
    14,866.77/20,515.91 = 8,152.46/x
  3. Step 3: Cross multiply
    14,866.77x = 20,515.91 × 8,152.46
  4. Step 4: Simplify right side
    14,866.77x = 167,254,992.30
  5. Step 5: Solve for x
    x = 167,254,992.30/14,866.77
  6. Step 6: Final answer
    x = 11,250.26

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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.