Home / 55,526.57-76,626.68-31,332.67

Finding the Fourth Proportional to 55,526.57, 76,626.68 and 31,332.67

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Solution

The fourth proportional to 55,526.57, 76,626.68 and 31,332.67 is: 43,239.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,526.57 : 76,626.68 = 31,332.67 : x
  2. Step 2: Convert to fraction form
    55,526.57/76,626.68 = 31,332.67/x
  3. Step 3: Cross multiply
    55,526.57x = 76,626.68 × 31,332.67
  4. Step 4: Simplify right side
    55,526.57x = 2,400,918,477.64
  5. Step 5: Solve for x
    x = 2,400,918,477.64/55,526.57
  6. Step 6: Final answer
    x = 43,239.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.