Home / 25,313.32-37,969.98-19,758.34

Finding the Fourth Proportional to 25,313.32, 37,969.98 and 19,758.34

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Solution

The fourth proportional to 25,313.32, 37,969.98 and 19,758.34 is: 29,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.32 : 37,969.98 = 19,758.34 : x
  2. Step 2: Convert to fraction form
    25,313.32/37,969.98 = 19,758.34/x
  3. Step 3: Cross multiply
    25,313.32x = 37,969.98 × 19,758.34
  4. Step 4: Simplify right side
    25,313.32x = 750,223,679.71
  5. Step 5: Solve for x
    x = 750,223,679.71/25,313.32
  6. Step 6: Final answer
    x = 29,637.51

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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.