Home / 35,434.02-48,898.68-19,518.12

Finding the Fourth Proportional to 35,434.02, 48,898.68 and 19,518.12

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Solution

The fourth proportional to 35,434.02, 48,898.68 and 19,518.12 is: 26,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.02 : 48,898.68 = 19,518.12 : x
  2. Step 2: Convert to fraction form
    35,434.02/48,898.68 = 19,518.12/x
  3. Step 3: Cross multiply
    35,434.02x = 48,898.68 × 19,518.12
  4. Step 4: Simplify right side
    35,434.02x = 954,410,304.08
  5. Step 5: Solve for x
    x = 954,410,304.08/35,434.02
  6. Step 6: Final answer
    x = 26,934.86

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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.