Home / 35,818.96-49,430.12-19,904.96

Finding the Fourth Proportional to 35,818.96, 49,430.12 and 19,904.96

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Solution

The fourth proportional to 35,818.96, 49,430.12 and 19,904.96 is: 27,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,818.96 : 49,430.12 = 19,904.96 : x
  2. Step 2: Convert to fraction form
    35,818.96/49,430.12 = 19,904.96/x
  3. Step 3: Cross multiply
    35,818.96x = 49,430.12 × 19,904.96
  4. Step 4: Simplify right side
    35,818.96x = 983,904,561.40
  5. Step 5: Solve for x
    x = 983,904,561.40/35,818.96
  6. Step 6: Final answer
    x = 27,468.82

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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.