Home / 19,663.02-29,343.42-17,561.07

Finding the Fourth Proportional to 19,663.02, 29,343.42 and 17,561.07

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Solution

The fourth proportional to 19,663.02, 29,343.42 and 17,561.07 is: 26,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663.02 : 29,343.42 = 17,561.07 : x
  2. Step 2: Convert to fraction form
    19,663.02/29,343.42 = 17,561.07/x
  3. Step 3: Cross multiply
    19,663.02x = 29,343.42 × 17,561.07
  4. Step 4: Simplify right side
    19,663.02x = 515,301,852.66
  5. Step 5: Solve for x
    x = 515,301,852.66/19,663.02
  6. Step 6: Final answer
    x = 26,206.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.