Home / 34,398.06-47,465.35-19,290.75

Finding the Fourth Proportional to 34,398.06, 47,465.35 and 19,290.75

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Solution

The fourth proportional to 34,398.06, 47,465.35 and 19,290.75 is: 26,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,398.06 : 47,465.35 = 19,290.75 : x
  2. Step 2: Convert to fraction form
    34,398.06/47,465.35 = 19,290.75/x
  3. Step 3: Cross multiply
    34,398.06x = 47,465.35 × 19,290.75
  4. Step 4: Simplify right side
    34,398.06x = 915,642,200.51
  5. Step 5: Solve for x
    x = 915,642,200.51/34,398.06
  6. Step 6: Final answer
    x = 26,619.01

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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.