Home / 14,847.91-20,477.40-10,590.86

Finding the Fourth Proportional to 14,847.91, 20,477.40 and 10,590.86

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Solution

The fourth proportional to 14,847.91, 20,477.40 and 10,590.86 is: 14,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,847.91 : 20,477.40 = 10,590.86 : x
  2. Step 2: Convert to fraction form
    14,847.91/20,477.40 = 10,590.86/x
  3. Step 3: Cross multiply
    14,847.91x = 20,477.40 × 10,590.86
  4. Step 4: Simplify right side
    14,847.91x = 216,873,276.56
  5. Step 5: Solve for x
    x = 216,873,276.56/14,847.91
  6. Step 6: Final answer
    x = 14,606.32

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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.