Home / 35,320.05-48,742.04-19,187.52

Finding the Fourth Proportional to 35,320.05, 48,742.04 and 19,187.52

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Solution

The fourth proportional to 35,320.05, 48,742.04 and 19,187.52 is: 26,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.05 : 48,742.04 = 19,187.52 : x
  2. Step 2: Convert to fraction form
    35,320.05/48,742.04 = 19,187.52/x
  3. Step 3: Cross multiply
    35,320.05x = 48,742.04 × 19,187.52
  4. Step 4: Simplify right side
    35,320.05x = 935,238,771.40
  5. Step 5: Solve for x
    x = 935,238,771.40/35,320.05
  6. Step 6: Final answer
    x = 26,478.98

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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.