Home / 35,349.16-48,781.86-19,433.68

Finding the Fourth Proportional to 35,349.16, 48,781.86 and 19,433.68

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Solution

The fourth proportional to 35,349.16, 48,781.86 and 19,433.68 is: 26,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,349.16 : 48,781.86 = 19,433.68 : x
  2. Step 2: Convert to fraction form
    35,349.16/48,781.86 = 19,433.68/x
  3. Step 3: Cross multiply
    35,349.16x = 48,781.86 × 19,433.68
  4. Step 4: Simplify right side
    35,349.16x = 948,011,057.04
  5. Step 5: Solve for x
    x = 948,011,057.04/35,349.16
  6. Step 6: Final answer
    x = 26,818.49

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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.