Home / 34,485.40-47,594.96-21,064.36

Finding the Fourth Proportional to 34,485.40, 47,594.96 and 21,064.36

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Solution

The fourth proportional to 34,485.40, 47,594.96 and 21,064.36 is: 29,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,485.40 : 47,594.96 = 21,064.36 : x
  2. Step 2: Convert to fraction form
    34,485.40/47,594.96 = 21,064.36/x
  3. Step 3: Cross multiply
    34,485.40x = 47,594.96 × 21,064.36
  4. Step 4: Simplify right side
    34,485.40x = 1,002,557,371.63
  5. Step 5: Solve for x
    x = 1,002,557,371.63/34,485.40
  6. Step 6: Final answer
    x = 29,071.94

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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.