Home / 31,493.74-43,460.47-17,153.24

Finding the Fourth Proportional to 31,493.74, 43,460.47 and 17,153.24

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Solution

The fourth proportional to 31,493.74, 43,460.47 and 17,153.24 is: 23,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.74 : 43,460.47 = 17,153.24 : x
  2. Step 2: Convert to fraction form
    31,493.74/43,460.47 = 17,153.24/x
  3. Step 3: Cross multiply
    31,493.74x = 43,460.47 × 17,153.24
  4. Step 4: Simplify right side
    31,493.74x = 745,487,938.19
  5. Step 5: Solve for x
    x = 745,487,938.19/31,493.74
  6. Step 6: Final answer
    x = 23,670.99

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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.