Home / 35,746.12-49,335.54-19,835.69

Finding the Fourth Proportional to 35,746.12, 49,335.54 and 19,835.69

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Solution

The fourth proportional to 35,746.12, 49,335.54 and 19,835.69 is: 27,376.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.12 : 49,335.54 = 19,835.69 : x
  2. Step 2: Convert to fraction form
    35,746.12/49,335.54 = 19,835.69/x
  3. Step 3: Cross multiply
    35,746.12x = 49,335.54 × 19,835.69
  4. Step 4: Simplify right side
    35,746.12x = 978,604,477.42
  5. Step 5: Solve for x
    x = 978,604,477.42/35,746.12
  6. Step 6: Final answer
    x = 27,376.53

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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.