Home / 35,432.28-48,895.95-19,518.21

Finding the Fourth Proportional to 35,432.28, 48,895.95 and 19,518.21

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Solution

The fourth proportional to 35,432.28, 48,895.95 and 19,518.21 is: 26,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,432.28 : 48,895.95 = 19,518.21 : x
  2. Step 2: Convert to fraction form
    35,432.28/48,895.95 = 19,518.21/x
  3. Step 3: Cross multiply
    35,432.28x = 48,895.95 × 19,518.21
  4. Step 4: Simplify right side
    35,432.28x = 954,361,420.25
  5. Step 5: Solve for x
    x = 954,361,420.25/35,432.28
  6. Step 6: Final answer
    x = 26,934.80

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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.