Home / 25,240.32-34,831.76-14,636.16

Finding the Fourth Proportional to 25,240.32, 34,831.76 and 14,636.16

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Solution

The fourth proportional to 25,240.32, 34,831.76 and 14,636.16 is: 20,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,240.32 : 34,831.76 = 14,636.16 : x
  2. Step 2: Convert to fraction form
    25,240.32/34,831.76 = 14,636.16/x
  3. Step 3: Cross multiply
    25,240.32x = 34,831.76 × 14,636.16
  4. Step 4: Simplify right side
    25,240.32x = 509,803,212.44
  5. Step 5: Solve for x
    x = 509,803,212.44/25,240.32
  6. Step 6: Final answer
    x = 20,197.97

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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.