Home / 25,090.79-37,642.51-17,709.67

Finding the Fourth Proportional to 25,090.79, 37,642.51 and 17,709.67

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Solution

The fourth proportional to 25,090.79, 37,642.51 and 17,709.67 is: 26,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.79 : 37,642.51 = 17,709.67 : x
  2. Step 2: Convert to fraction form
    25,090.79/37,642.51 = 17,709.67/x
  3. Step 3: Cross multiply
    25,090.79x = 37,642.51 × 17,709.67
  4. Step 4: Simplify right side
    25,090.79x = 666,636,291.69
  5. Step 5: Solve for x
    x = 666,636,291.69/25,090.79
  6. Step 6: Final answer
    x = 26,568.96

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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.