Home / 35,857.60-49,482.24-19,941.70

Finding the Fourth Proportional to 35,857.60, 49,482.24 and 19,941.70

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Solution

The fourth proportional to 35,857.60, 49,482.24 and 19,941.70 is: 27,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.60 : 49,482.24 = 19,941.70 : x
  2. Step 2: Convert to fraction form
    35,857.60/49,482.24 = 19,941.70/x
  3. Step 3: Cross multiply
    35,857.60x = 49,482.24 × 19,941.70
  4. Step 4: Simplify right side
    35,857.60x = 986,759,985.41
  5. Step 5: Solve for x
    x = 986,759,985.41/35,857.60
  6. Step 6: Final answer
    x = 27,518.85

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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.