Home / 35,631.02-53,454.63-18,982.28

Finding the Fourth Proportional to 35,631.02, 53,454.63 and 18,982.28

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Solution

The fourth proportional to 35,631.02, 53,454.63 and 18,982.28 is: 28,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,631.02 : 53,454.63 = 18,982.28 : x
  2. Step 2: Convert to fraction form
    35,631.02/53,454.63 = 18,982.28/x
  3. Step 3: Cross multiply
    35,631.02x = 53,454.63 × 18,982.28
  4. Step 4: Simplify right side
    35,631.02x = 1,014,690,391.77
  5. Step 5: Solve for x
    x = 1,014,690,391.77/35,631.02
  6. Step 6: Final answer
    x = 28,477.73

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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.