Home / 29,563.48-40,831.54-21,532.91

Finding the Fourth Proportional to 29,563.48, 40,831.54 and 21,532.91

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Solution

The fourth proportional to 29,563.48, 40,831.54 and 21,532.91 is: 29,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,563.48 : 40,831.54 = 21,532.91 : x
  2. Step 2: Convert to fraction form
    29,563.48/40,831.54 = 21,532.91/x
  3. Step 3: Cross multiply
    29,563.48x = 40,831.54 × 21,532.91
  4. Step 4: Simplify right side
    29,563.48x = 879,222,083.63
  5. Step 5: Solve for x
    x = 879,222,083.63/29,563.48
  6. Step 6: Final answer
    x = 29,740.14

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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.