Home / 47,017.61-70,525.67-18,937.01

Finding the Fourth Proportional to 47,017.61, 70,525.67 and 18,937.01

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Solution

The fourth proportional to 47,017.61, 70,525.67 and 18,937.01 is: 28,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,017.61 : 70,525.67 = 18,937.01 : x
  2. Step 2: Convert to fraction form
    47,017.61/70,525.67 = 18,937.01/x
  3. Step 3: Cross multiply
    47,017.61x = 70,525.67 × 18,937.01
  4. Step 4: Simplify right side
    47,017.61x = 1,335,545,012.76
  5. Step 5: Solve for x
    x = 1,335,545,012.76/47,017.61
  6. Step 6: Final answer
    x = 28,405.21

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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.