Home / 38,411.85-52,989.51-25,668.16

Finding the Fourth Proportional to 38,411.85, 52,989.51 and 25,668.16

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Solution

The fourth proportional to 38,411.85, 52,989.51 and 25,668.16 is: 35,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,411.85 : 52,989.51 = 25,668.16 : x
  2. Step 2: Convert to fraction form
    38,411.85/52,989.51 = 25,668.16/x
  3. Step 3: Cross multiply
    38,411.85x = 52,989.51 × 25,668.16
  4. Step 4: Simplify right side
    38,411.85x = 1,360,143,206.32
  5. Step 5: Solve for x
    x = 1,360,143,206.32/38,411.85
  6. Step 6: Final answer
    x = 35,409.47

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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.