Home / 35,001.21-48,302.70-19,894.51

Finding the Fourth Proportional to 35,001.21, 48,302.70 and 19,894.51

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Solution

The fourth proportional to 35,001.21, 48,302.70 and 19,894.51 is: 27,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,001.21 : 48,302.70 = 19,894.51 : x
  2. Step 2: Convert to fraction form
    35,001.21/48,302.70 = 19,894.51/x
  3. Step 3: Cross multiply
    35,001.21x = 48,302.70 × 19,894.51
  4. Step 4: Simplify right side
    35,001.21x = 960,958,548.18
  5. Step 5: Solve for x
    x = 960,958,548.18/35,001.21
  6. Step 6: Final answer
    x = 27,455.01

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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.