Home / 34,989.52-48,285.84-19,074.40

Finding the Fourth Proportional to 34,989.52, 48,285.84 and 19,074.40

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Solution

The fourth proportional to 34,989.52, 48,285.84 and 19,074.40 is: 26,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,989.52 : 48,285.84 = 19,074.40 : x
  2. Step 2: Convert to fraction form
    34,989.52/48,285.84 = 19,074.40/x
  3. Step 3: Cross multiply
    34,989.52x = 48,285.84 × 19,074.40
  4. Step 4: Simplify right side
    34,989.52x = 921,023,426.50
  5. Step 5: Solve for x
    x = 921,023,426.50/34,989.52
  6. Step 6: Final answer
    x = 26,322.84

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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.