Home / 38,885.55-58,303.22-21,350.67

Finding the Fourth Proportional to 38,885.55, 58,303.22 and 21,350.67

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Solution

The fourth proportional to 38,885.55, 58,303.22 and 21,350.67 is: 32,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,885.55 : 58,303.22 = 21,350.67 : x
  2. Step 2: Convert to fraction form
    38,885.55/58,303.22 = 21,350.67/x
  3. Step 3: Cross multiply
    38,885.55x = 58,303.22 × 21,350.67
  4. Step 4: Simplify right side
    38,885.55x = 1,244,812,703.40
  5. Step 5: Solve for x
    x = 1,244,812,703.40/38,885.55
  6. Step 6: Final answer
    x = 32,012.22

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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.