Home / 47,075.58-70,611.20-15,911.10

Finding the Fourth Proportional to 47,075.58, 70,611.20 and 15,911.10

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Solution

The fourth proportional to 47,075.58, 70,611.20 and 15,911.10 is: 23,865.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,075.58 : 70,611.20 = 15,911.10 : x
  2. Step 2: Convert to fraction form
    47,075.58/70,611.20 = 15,911.10/x
  3. Step 3: Cross multiply
    47,075.58x = 70,611.20 × 15,911.10
  4. Step 4: Simplify right side
    47,075.58x = 1,123,501,864.32
  5. Step 5: Solve for x
    x = 1,123,501,864.32/47,075.58
  6. Step 6: Final answer
    x = 23,865.92

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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.