Home / 30,071.13-45,106.29-17,669.84

Finding the Fourth Proportional to 30,071.13, 45,106.29 and 17,669.84

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Solution

The fourth proportional to 30,071.13, 45,106.29 and 17,669.84 is: 26,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071.13 : 45,106.29 = 17,669.84 : x
  2. Step 2: Convert to fraction form
    30,071.13/45,106.29 = 17,669.84/x
  3. Step 3: Cross multiply
    30,071.13x = 45,106.29 × 17,669.84
  4. Step 4: Simplify right side
    30,071.13x = 797,020,701.76
  5. Step 5: Solve for x
    x = 797,020,701.76/30,071.13
  6. Step 6: Final answer
    x = 26,504.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.