Home / 25,835.51-38,735.67-13,154.10

Finding the Fourth Proportional to 25,835.51, 38,735.67 and 13,154.10

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Solution

The fourth proportional to 25,835.51, 38,735.67 and 13,154.10 is: 19,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,835.51 : 38,735.67 = 13,154.10 : x
  2. Step 2: Convert to fraction form
    25,835.51/38,735.67 = 13,154.10/x
  3. Step 3: Cross multiply
    25,835.51x = 38,735.67 × 13,154.10
  4. Step 4: Simplify right side
    25,835.51x = 509,532,706.82
  5. Step 5: Solve for x
    x = 509,532,706.82/25,835.51
  6. Step 6: Final answer
    x = 19,722.19

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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.