Home / 37,999.17-56,999.91-13,038.87

Finding the Fourth Proportional to 37,999.17, 56,999.91 and 13,038.87

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Solution

The fourth proportional to 37,999.17, 56,999.91 and 13,038.87 is: 19,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.17 : 56,999.91 = 13,038.87 : x
  2. Step 2: Convert to fraction form
    37,999.17/56,999.91 = 13,038.87/x
  3. Step 3: Cross multiply
    37,999.17x = 56,999.91 × 13,038.87
  4. Step 4: Simplify right side
    37,999.17x = 743,214,416.50
  5. Step 5: Solve for x
    x = 743,214,416.50/37,999.17
  6. Step 6: Final answer
    x = 19,558.70

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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.