Home / 35,628.44-53,416.74-21,787.16

Finding the Fourth Proportional to 35,628.44, 53,416.74 and 21,787.16

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Solution

The fourth proportional to 35,628.44, 53,416.74 and 21,787.16 is: 32,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,628.44 : 53,416.74 = 21,787.16 : x
  2. Step 2: Convert to fraction form
    35,628.44/53,416.74 = 21,787.16/x
  3. Step 3: Cross multiply
    35,628.44x = 53,416.74 × 21,787.16
  4. Step 4: Simplify right side
    35,628.44x = 1,163,799,061.06
  5. Step 5: Solve for x
    x = 1,163,799,061.06/35,628.44
  6. Step 6: Final answer
    x = 32,664.89

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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.