Home / 35,624.64-49,158-19,706.88

Finding the Fourth Proportional to 35,624.64, 49,158 and 19,706.88

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Solution

The fourth proportional to 35,624.64, 49,158 and 19,706.88 is: 27,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,624.64 : 49,158 = 19,706.88 : x
  2. Step 2: Convert to fraction form
    35,624.64/49,158 = 19,706.88/x
  3. Step 3: Cross multiply
    35,624.64x = 49,158 × 19,706.88
  4. Step 4: Simplify right side
    35,624.64x = 968,750,807.04
  5. Step 5: Solve for x
    x = 968,750,807.04/35,624.64
  6. Step 6: Final answer
    x = 27,193.28

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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.