Home / 24,985.80-37,485.36-7,455.78

Finding the Fourth Proportional to 24,985.80, 37,485.36 and 7,455.78

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Solution

The fourth proportional to 24,985.80, 37,485.36 and 7,455.78 is: 11,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,985.80 : 37,485.36 = 7,455.78 : x
  2. Step 2: Convert to fraction form
    24,985.80/37,485.36 = 7,455.78/x
  3. Step 3: Cross multiply
    24,985.80x = 37,485.36 × 7,455.78
  4. Step 4: Simplify right side
    24,985.80x = 279,482,597.38
  5. Step 5: Solve for x
    x = 279,482,597.38/24,985.80
  6. Step 6: Final answer
    x = 11,185.66

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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.