Home / 14,264.51-19,685.57-7,976.88

Finding the Fourth Proportional to 14,264.51, 19,685.57 and 7,976.88

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Solution

The fourth proportional to 14,264.51, 19,685.57 and 7,976.88 is: 11,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.51 : 19,685.57 = 7,976.88 : x
  2. Step 2: Convert to fraction form
    14,264.51/19,685.57 = 7,976.88/x
  3. Step 3: Cross multiply
    14,264.51x = 19,685.57 × 7,976.88
  4. Step 4: Simplify right side
    14,264.51x = 157,029,389.74
  5. Step 5: Solve for x
    x = 157,029,389.74/14,264.51
  6. Step 6: Final answer
    x = 11,008.40

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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.