Home / 14,271.84-19,695.28-8,606.88

Finding the Fourth Proportional to 14,271.84, 19,695.28 and 8,606.88

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Solution

The fourth proportional to 14,271.84, 19,695.28 and 8,606.88 is: 11,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.84 : 19,695.28 = 8,606.88 : x
  2. Step 2: Convert to fraction form
    14,271.84/19,695.28 = 8,606.88/x
  3. Step 3: Cross multiply
    14,271.84x = 19,695.28 × 8,606.88
  4. Step 4: Simplify right side
    14,271.84x = 169,514,911.53
  5. Step 5: Solve for x
    x = 169,514,911.53/14,271.84
  6. Step 6: Final answer
    x = 11,877.58

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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.