Home / 14,461.48-19,956.90-9,150.76

Finding the Fourth Proportional to 14,461.48, 19,956.90 and 9,150.76

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Solution

The fourth proportional to 14,461.48, 19,956.90 and 9,150.76 is: 12,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.48 : 19,956.90 = 9,150.76 : x
  2. Step 2: Convert to fraction form
    14,461.48/19,956.90 = 9,150.76/x
  3. Step 3: Cross multiply
    14,461.48x = 19,956.90 × 9,150.76
  4. Step 4: Simplify right side
    14,461.48x = 182,620,802.24
  5. Step 5: Solve for x
    x = 182,620,802.24/14,461.48
  6. Step 6: Final answer
    x = 12,628.09

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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.