Home / 14,835.90-20,475.36-8,867.52

Finding the Fourth Proportional to 14,835.90, 20,475.36 and 8,867.52

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Solution

The fourth proportional to 14,835.90, 20,475.36 and 8,867.52 is: 12,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,835.90 : 20,475.36 = 8,867.52 : x
  2. Step 2: Convert to fraction form
    14,835.90/20,475.36 = 8,867.52/x
  3. Step 3: Cross multiply
    14,835.90x = 20,475.36 × 8,867.52
  4. Step 4: Simplify right side
    14,835.90x = 181,565,664.31
  5. Step 5: Solve for x
    x = 181,565,664.31/14,835.90
  6. Step 6: Final answer
    x = 12,238.26

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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.