Home / 19,612.49-27,064.08-10,659.91

Finding the Fourth Proportional to 19,612.49, 27,064.08 and 10,659.91

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Solution

The fourth proportional to 19,612.49, 27,064.08 and 10,659.91 is: 14,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.49 : 27,064.08 = 10,659.91 : x
  2. Step 2: Convert to fraction form
    19,612.49/27,064.08 = 10,659.91/x
  3. Step 3: Cross multiply
    19,612.49x = 27,064.08 × 10,659.91
  4. Step 4: Simplify right side
    19,612.49x = 288,500,666.64
  5. Step 5: Solve for x
    x = 288,500,666.64/19,612.49
  6. Step 6: Final answer
    x = 14,710.05

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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.