Home / 35,622.04-49,159.28-19,706.80

Finding the Fourth Proportional to 35,622.04, 49,159.28 and 19,706.80

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Solution

The fourth proportional to 35,622.04, 49,159.28 and 19,706.80 is: 27,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,622.04 : 49,159.28 = 19,706.80 : x
  2. Step 2: Convert to fraction form
    35,622.04/49,159.28 = 19,706.80/x
  3. Step 3: Cross multiply
    35,622.04x = 49,159.28 × 19,706.80
  4. Step 4: Simplify right side
    35,622.04x = 968,772,099.10
  5. Step 5: Solve for x
    x = 968,772,099.10/35,622.04
  6. Step 6: Final answer
    x = 27,195.86

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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.