Home / 19,897.47-29,848.08-5,857.52

Finding the Fourth Proportional to 19,897.47, 29,848.08 and 5,857.52

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Solution

The fourth proportional to 19,897.47, 29,848.08 and 5,857.52 is: 8,786.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897.47 : 29,848.08 = 5,857.52 : x
  2. Step 2: Convert to fraction form
    19,897.47/29,848.08 = 5,857.52/x
  3. Step 3: Cross multiply
    19,897.47x = 29,848.08 × 5,857.52
  4. Step 4: Simplify right side
    19,897.47x = 174,835,576.32
  5. Step 5: Solve for x
    x = 174,835,576.32/19,897.47
  6. Step 6: Final answer
    x = 8,786.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.