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Finding the Fourth Proportional to 40,798.93, 56,308.13 and 22,894.99

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Solution

The fourth proportional to 40,798.93, 56,308.13 and 22,894.99 is: 31,598.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.93 : 56,308.13 = 22,894.99 : x
  2. Step 2: Convert to fraction form
    40,798.93/56,308.13 = 22,894.99/x
  3. Step 3: Cross multiply
    40,798.93x = 56,308.13 × 22,894.99
  4. Step 4: Simplify right side
    40,798.93x = 1,289,174,073.27
  5. Step 5: Solve for x
    x = 1,289,174,073.27/40,798.93
  6. Step 6: Final answer
    x = 31,598.23

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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.