Home / 25,587.66-38,352.33-11,707.50

Finding the Fourth Proportional to 25,587.66, 38,352.33 and 11,707.50

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Solution

The fourth proportional to 25,587.66, 38,352.33 and 11,707.50 is: 17,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.66 : 38,352.33 = 11,707.50 : x
  2. Step 2: Convert to fraction form
    25,587.66/38,352.33 = 11,707.50/x
  3. Step 3: Cross multiply
    25,587.66x = 38,352.33 × 11,707.50
  4. Step 4: Simplify right side
    25,587.66x = 449,009,903.48
  5. Step 5: Solve for x
    x = 449,009,903.48/25,587.66
  6. Step 6: Final answer
    x = 17,547.91

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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.