Home / 37,688.86-56,534.54-18,958.69

Finding the Fourth Proportional to 37,688.86, 56,534.54 and 18,958.69

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Solution

The fourth proportional to 37,688.86, 56,534.54 and 18,958.69 is: 28,438.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.86 : 56,534.54 = 18,958.69 : x
  2. Step 2: Convert to fraction form
    37,688.86/56,534.54 = 18,958.69/x
  3. Step 3: Cross multiply
    37,688.86x = 56,534.54 × 18,958.69
  4. Step 4: Simplify right side
    37,688.86x = 1,071,820,900.67
  5. Step 5: Solve for x
    x = 1,071,820,900.67/37,688.86
  6. Step 6: Final answer
    x = 28,438.67

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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.