Home / 25,737.16-35,505.96-15,661.84

Finding the Fourth Proportional to 25,737.16, 35,505.96 and 15,661.84

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Solution

The fourth proportional to 25,737.16, 35,505.96 and 15,661.84 is: 21,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,737.16 : 35,505.96 = 15,661.84 : x
  2. Step 2: Convert to fraction form
    25,737.16/35,505.96 = 15,661.84/x
  3. Step 3: Cross multiply
    25,737.16x = 35,505.96 × 15,661.84
  4. Step 4: Simplify right side
    25,737.16x = 556,088,664.57
  5. Step 5: Solve for x
    x = 556,088,664.57/25,737.16
  6. Step 6: Final answer
    x = 21,606.45

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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.