Home / 15,462.07-21,334.10-8,746.22

Finding the Fourth Proportional to 15,462.07, 21,334.10 and 8,746.22

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Solution

The fourth proportional to 15,462.07, 21,334.10 and 8,746.22 is: 12,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.07 : 21,334.10 = 8,746.22 : x
  2. Step 2: Convert to fraction form
    15,462.07/21,334.10 = 8,746.22/x
  3. Step 3: Cross multiply
    15,462.07x = 21,334.10 × 8,746.22
  4. Step 4: Simplify right side
    15,462.07x = 186,592,741.71
  5. Step 5: Solve for x
    x = 186,592,741.71/15,462.07
  6. Step 6: Final answer
    x = 12,067.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.