Home / 39,026.04-53,862-25,636.08

Finding the Fourth Proportional to 39,026.04, 53,862 and 25,636.08

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Solution

The fourth proportional to 39,026.04, 53,862 and 25,636.08 is: 35,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,026.04 : 53,862 = 25,636.08 : x
  2. Step 2: Convert to fraction form
    39,026.04/53,862 = 25,636.08/x
  3. Step 3: Cross multiply
    39,026.04x = 53,862 × 25,636.08
  4. Step 4: Simplify right side
    39,026.04x = 1,380,810,540.96
  5. Step 5: Solve for x
    x = 1,380,810,540.96/39,026.04
  6. Step 6: Final answer
    x = 35,381.77

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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.