Home / 15,848.42-21,848.27-10,806.17

Finding the Fourth Proportional to 15,848.42, 21,848.27 and 10,806.17

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Solution

The fourth proportional to 15,848.42, 21,848.27 and 10,806.17 is: 14,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848.42 : 21,848.27 = 10,806.17 : x
  2. Step 2: Convert to fraction form
    15,848.42/21,848.27 = 10,806.17/x
  3. Step 3: Cross multiply
    15,848.42x = 21,848.27 × 10,806.17
  4. Step 4: Simplify right side
    15,848.42x = 236,095,956.55
  5. Step 5: Solve for x
    x = 236,095,956.55/15,848.42
  6. Step 6: Final answer
    x = 14,897.13

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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.