Home / 34,145.52-47,123.64-19,036.14

Finding the Fourth Proportional to 34,145.52, 47,123.64 and 19,036.14

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Solution

The fourth proportional to 34,145.52, 47,123.64 and 19,036.14 is: 26,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.52 : 47,123.64 = 19,036.14 : x
  2. Step 2: Convert to fraction form
    34,145.52/47,123.64 = 19,036.14/x
  3. Step 3: Cross multiply
    34,145.52x = 47,123.64 × 19,036.14
  4. Step 4: Simplify right side
    34,145.52x = 897,052,208.35
  5. Step 5: Solve for x
    x = 897,052,208.35/34,145.52
  6. Step 6: Final answer
    x = 26,271.45

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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.