Home / 48,019.15-72,018.77-14,285.35

Finding the Fourth Proportional to 48,019.15, 72,018.77 and 14,285.35

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Solution

The fourth proportional to 48,019.15, 72,018.77 and 14,285.35 is: 21,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,019.15 : 72,018.77 = 14,285.35 : x
  2. Step 2: Convert to fraction form
    48,019.15/72,018.77 = 14,285.35/x
  3. Step 3: Cross multiply
    48,019.15x = 72,018.77 × 14,285.35
  4. Step 4: Simplify right side
    48,019.15x = 1,028,813,336.02
  5. Step 5: Solve for x
    x = 1,028,813,336.02/48,019.15
  6. Step 6: Final answer
    x = 21,425.06

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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.