Home / 15,848.64-21,880.80-10,548

Finding the Fourth Proportional to 15,848.64, 21,880.80 and 10,548

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Solution

The fourth proportional to 15,848.64, 21,880.80 and 10,548 is: 14,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848.64 : 21,880.80 = 10,548 : x
  2. Step 2: Convert to fraction form
    15,848.64/21,880.80 = 10,548/x
  3. Step 3: Cross multiply
    15,848.64x = 21,880.80 × 10,548
  4. Step 4: Simplify right side
    15,848.64x = 230,798,678.40
  5. Step 5: Solve for x
    x = 230,798,678.40/15,848.64
  6. Step 6: Final answer
    x = 14,562.68

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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.