Home / 25,133.09-37,699.70-8,488.67

Finding the Fourth Proportional to 25,133.09, 37,699.70 and 8,488.67

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Solution

The fourth proportional to 25,133.09, 37,699.70 and 8,488.67 is: 12,733.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.09 : 37,699.70 = 8,488.67 : x
  2. Step 2: Convert to fraction form
    25,133.09/37,699.70 = 8,488.67/x
  3. Step 3: Cross multiply
    25,133.09x = 37,699.70 × 8,488.67
  4. Step 4: Simplify right side
    25,133.09x = 320,020,081.46
  5. Step 5: Solve for x
    x = 320,020,081.46/25,133.09
  6. Step 6: Final answer
    x = 12,733.02

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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.