Home / 47,137.67-70,726.08-19,077.56

Finding the Fourth Proportional to 47,137.67, 70,726.08 and 19,077.56

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Solution

The fourth proportional to 47,137.67, 70,726.08 and 19,077.56 is: 28,624.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,137.67 : 70,726.08 = 19,077.56 : x
  2. Step 2: Convert to fraction form
    47,137.67/70,726.08 = 19,077.56/x
  3. Step 3: Cross multiply
    47,137.67x = 70,726.08 × 19,077.56
  4. Step 4: Simplify right side
    47,137.67x = 1,349,280,681.13
  5. Step 5: Solve for x
    x = 1,349,280,681.13/47,137.67
  6. Step 6: Final answer
    x = 28,624.26

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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.