Home / 47,071.80-70,607.67-12,011.46

Finding the Fourth Proportional to 47,071.80, 70,607.67 and 12,011.46

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Solution

The fourth proportional to 47,071.80, 70,607.67 and 12,011.46 is: 18,017.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,071.80 : 70,607.67 = 12,011.46 : x
  2. Step 2: Convert to fraction form
    47,071.80/70,607.67 = 12,011.46/x
  3. Step 3: Cross multiply
    47,071.80x = 70,607.67 × 12,011.46
  4. Step 4: Simplify right side
    47,071.80x = 848,101,143.84
  5. Step 5: Solve for x
    x = 848,101,143.84/47,071.80
  6. Step 6: Final answer
    x = 18,017.18

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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.