Home / 29,490.66-40,695.75-17,555.31

Finding the Fourth Proportional to 29,490.66, 40,695.75 and 17,555.31

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Solution

The fourth proportional to 29,490.66, 40,695.75 and 17,555.31 is: 24,225.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,490.66 : 40,695.75 = 17,555.31 : x
  2. Step 2: Convert to fraction form
    29,490.66/40,695.75 = 17,555.31/x
  3. Step 3: Cross multiply
    29,490.66x = 40,695.75 × 17,555.31
  4. Step 4: Simplify right side
    29,490.66x = 714,426,506.93
  5. Step 5: Solve for x
    x = 714,426,506.93/29,490.66
  6. Step 6: Final answer
    x = 24,225.52

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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.