Home / 39,014.46-53,840.61-22,019.58

Finding the Fourth Proportional to 39,014.46, 53,840.61 and 22,019.58

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Solution

The fourth proportional to 39,014.46, 53,840.61 and 22,019.58 is: 30,387.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,014.46 : 53,840.61 = 22,019.58 : x
  2. Step 2: Convert to fraction form
    39,014.46/53,840.61 = 22,019.58/x
  3. Step 3: Cross multiply
    39,014.46x = 53,840.61 × 22,019.58
  4. Step 4: Simplify right side
    39,014.46x = 1,185,547,619.14
  5. Step 5: Solve for x
    x = 1,185,547,619.14/39,014.46
  6. Step 6: Final answer
    x = 30,387.39

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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.