Home / 47,032.18-70,555.35-13,748.06

Finding the Fourth Proportional to 47,032.18, 70,555.35 and 13,748.06

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Solution

The fourth proportional to 47,032.18, 70,555.35 and 13,748.06 is: 20,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,032.18 : 70,555.35 = 13,748.06 : x
  2. Step 2: Convert to fraction form
    47,032.18/70,555.35 = 13,748.06/x
  3. Step 3: Cross multiply
    47,032.18x = 70,555.35 × 13,748.06
  4. Step 4: Simplify right side
    47,032.18x = 969,999,413.06
  5. Step 5: Solve for x
    x = 969,999,413.06/47,032.18
  6. Step 6: Final answer
    x = 20,624.17

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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.