Home / 25,405.04-38,113.13-10,615.46

Finding the Fourth Proportional to 25,405.04, 38,113.13 and 10,615.46

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Solution

The fourth proportional to 25,405.04, 38,113.13 and 10,615.46 is: 15,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.04 : 38,113.13 = 10,615.46 : x
  2. Step 2: Convert to fraction form
    25,405.04/38,113.13 = 10,615.46/x
  3. Step 3: Cross multiply
    25,405.04x = 38,113.13 × 10,615.46
  4. Step 4: Simplify right side
    25,405.04x = 404,588,242.96
  5. Step 5: Solve for x
    x = 404,588,242.96/25,405.04
  6. Step 6: Final answer
    x = 15,925.51

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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.