Home / 35,428.02-48,892.88-19,512.47

Finding the Fourth Proportional to 35,428.02, 48,892.88 and 19,512.47

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Solution

The fourth proportional to 35,428.02, 48,892.88 and 19,512.47 is: 26,928.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.02 : 48,892.88 = 19,512.47 : x
  2. Step 2: Convert to fraction form
    35,428.02/48,892.88 = 19,512.47/x
  3. Step 3: Cross multiply
    35,428.02x = 48,892.88 × 19,512.47
  4. Step 4: Simplify right side
    35,428.02x = 954,020,854.21
  5. Step 5: Solve for x
    x = 954,020,854.21/35,428.02
  6. Step 6: Final answer
    x = 26,928.43

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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.