Home / 37,339.85-56,019.33-12,386.86

Finding the Fourth Proportional to 37,339.85, 56,019.33 and 12,386.86

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Solution

The fourth proportional to 37,339.85, 56,019.33 and 12,386.86 is: 18,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,339.85 : 56,019.33 = 12,386.86 : x
  2. Step 2: Convert to fraction form
    37,339.85/56,019.33 = 12,386.86/x
  3. Step 3: Cross multiply
    37,339.85x = 56,019.33 × 12,386.86
  4. Step 4: Simplify right side
    37,339.85x = 693,903,598.00
  5. Step 5: Solve for x
    x = 693,903,598.00/37,339.85
  6. Step 6: Final answer
    x = 18,583.46

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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.