Home / 29,590.42-40,807.73-23,130.91

Finding the Fourth Proportional to 29,590.42, 40,807.73 and 23,130.91

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Solution

The fourth proportional to 29,590.42, 40,807.73 and 23,130.91 is: 31,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,590.42 : 40,807.73 = 23,130.91 : x
  2. Step 2: Convert to fraction form
    29,590.42/40,807.73 = 23,130.91/x
  3. Step 3: Cross multiply
    29,590.42x = 40,807.73 × 23,130.91
  4. Step 4: Simplify right side
    29,590.42x = 943,919,610.24
  5. Step 5: Solve for x
    x = 943,919,610.24/29,590.42
  6. Step 6: Final answer
    x = 31,899.51

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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.