Home / 17,045.02-23,450.70-15,019.30

Finding the Fourth Proportional to 17,045.02, 23,450.70 and 15,019.30

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Solution

The fourth proportional to 17,045.02, 23,450.70 and 15,019.30 is: 20,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.02 : 23,450.70 = 15,019.30 : x
  2. Step 2: Convert to fraction form
    17,045.02/23,450.70 = 15,019.30/x
  3. Step 3: Cross multiply
    17,045.02x = 23,450.70 × 15,019.30
  4. Step 4: Simplify right side
    17,045.02x = 352,213,098.51
  5. Step 5: Solve for x
    x = 352,213,098.51/17,045.02
  6. Step 6: Final answer
    x = 20,663.70

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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.