Home / 22,840.48-31,490.96-19,434.08

Finding the Fourth Proportional to 22,840.48, 31,490.96 and 19,434.08

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Solution

The fourth proportional to 22,840.48, 31,490.96 and 19,434.08 is: 26,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.48 : 31,490.96 = 19,434.08 : x
  2. Step 2: Convert to fraction form
    22,840.48/31,490.96 = 19,434.08/x
  3. Step 3: Cross multiply
    22,840.48x = 31,490.96 × 19,434.08
  4. Step 4: Simplify right side
    22,840.48x = 611,997,835.92
  5. Step 5: Solve for x
    x = 611,997,835.92/22,840.48
  6. Step 6: Final answer
    x = 26,794.44

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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.