Home / 25,746.99-38,615.72-9,107.16

Finding the Fourth Proportional to 25,746.99, 38,615.72 and 9,107.16

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Solution

The fourth proportional to 25,746.99, 38,615.72 and 9,107.16 is: 13,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746.99 : 38,615.72 = 9,107.16 : x
  2. Step 2: Convert to fraction form
    25,746.99/38,615.72 = 9,107.16/x
  3. Step 3: Cross multiply
    25,746.99x = 38,615.72 × 9,107.16
  4. Step 4: Simplify right side
    25,746.99x = 351,679,495.02
  5. Step 5: Solve for x
    x = 351,679,495.02/25,746.99
  6. Step 6: Final answer
    x = 13,659.05

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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.