Home / 19,612.16-27,065.40-14,888.24

Finding the Fourth Proportional to 19,612.16, 27,065.40 and 14,888.24

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Solution

The fourth proportional to 19,612.16, 27,065.40 and 14,888.24 is: 20,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.16 : 27,065.40 = 14,888.24 : x
  2. Step 2: Convert to fraction form
    19,612.16/27,065.40 = 14,888.24/x
  3. Step 3: Cross multiply
    19,612.16x = 27,065.40 × 14,888.24
  4. Step 4: Simplify right side
    19,612.16x = 402,956,170.90
  5. Step 5: Solve for x
    x = 402,956,170.90/19,612.16
  6. Step 6: Final answer
    x = 20,546.24

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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.