Home / 35,638.49-53,441.93-18,995.42

Finding the Fourth Proportional to 35,638.49, 53,441.93 and 18,995.42

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Solution

The fourth proportional to 35,638.49, 53,441.93 and 18,995.42 is: 28,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.49 : 53,441.93 = 18,995.42 : x
  2. Step 2: Convert to fraction form
    35,638.49/53,441.93 = 18,995.42/x
  3. Step 3: Cross multiply
    35,638.49x = 53,441.93 × 18,995.42
  4. Step 4: Simplify right side
    35,638.49x = 1,015,151,543.77
  5. Step 5: Solve for x
    x = 1,015,151,543.77/35,638.49
  6. Step 6: Final answer
    x = 28,484.70

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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.