Home / 25,078.04-37,513.06-19,109.80

Finding the Fourth Proportional to 25,078.04, 37,513.06 and 19,109.80

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Solution

The fourth proportional to 25,078.04, 37,513.06 and 19,109.80 is: 28,585.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,078.04 : 37,513.06 = 19,109.80 : x
  2. Step 2: Convert to fraction form
    25,078.04/37,513.06 = 19,109.80/x
  3. Step 3: Cross multiply
    25,078.04x = 37,513.06 × 19,109.80
  4. Step 4: Simplify right side
    25,078.04x = 716,867,073.99
  5. Step 5: Solve for x
    x = 716,867,073.99/25,078.04
  6. Step 6: Final answer
    x = 28,585.45

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1.5x scale

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.