Home / 35,143.77-52,660.30-19,325.31

Finding the Fourth Proportional to 35,143.77, 52,660.30 and 19,325.31

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Solution

The fourth proportional to 35,143.77, 52,660.30 and 19,325.31 is: 28,957.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.77 : 52,660.30 = 19,325.31 : x
  2. Step 2: Convert to fraction form
    35,143.77/52,660.30 = 19,325.31/x
  3. Step 3: Cross multiply
    35,143.77x = 52,660.30 × 19,325.31
  4. Step 4: Simplify right side
    35,143.77x = 1,017,676,615.10
  5. Step 5: Solve for x
    x = 1,017,676,615.10/35,143.77
  6. Step 6: Final answer
    x = 28,957.52

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1.5x scale

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.