Home / 35,187.90-48,557.12-19,271.40

Finding the Fourth Proportional to 35,187.90, 48,557.12 and 19,271.40

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Solution

The fourth proportional to 35,187.90, 48,557.12 and 19,271.40 is: 26,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.90 : 48,557.12 = 19,271.40 : x
  2. Step 2: Convert to fraction form
    35,187.90/48,557.12 = 19,271.40/x
  3. Step 3: Cross multiply
    35,187.90x = 48,557.12 × 19,271.40
  4. Step 4: Simplify right side
    35,187.90x = 935,763,586.01
  5. Step 5: Solve for x
    x = 935,763,586.01/35,187.90
  6. Step 6: Final answer
    x = 26,593.33

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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.