Home / 14,461.48-19,956.79-8,088.05

Finding the Fourth Proportional to 14,461.48, 19,956.79 and 8,088.05

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Solution

The fourth proportional to 14,461.48, 19,956.79 and 8,088.05 is: 11,161.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.48 : 19,956.79 = 8,088.05 : x
  2. Step 2: Convert to fraction form
    14,461.48/19,956.79 = 8,088.05/x
  3. Step 3: Cross multiply
    14,461.48x = 19,956.79 × 8,088.05
  4. Step 4: Simplify right side
    14,461.48x = 161,411,468.42
  5. Step 5: Solve for x
    x = 161,411,468.42/14,461.48
  6. Step 6: Final answer
    x = 11,161.47

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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.