Home / 28,887.30-43,345.35-16,416.90

Finding the Fourth Proportional to 28,887.30, 43,345.35 and 16,416.90

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Solution

The fourth proportional to 28,887.30, 43,345.35 and 16,416.90 is: 24,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,887.30 : 43,345.35 = 16,416.90 : x
  2. Step 2: Convert to fraction form
    28,887.30/43,345.35 = 16,416.90/x
  3. Step 3: Cross multiply
    28,887.30x = 43,345.35 × 16,416.90
  4. Step 4: Simplify right side
    28,887.30x = 711,596,276.42
  5. Step 5: Solve for x
    x = 711,596,276.42/28,887.30
  6. Step 6: Final answer
    x = 24,633.53

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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.