Home / 46,031.64-69,051.40-19,730.12

Finding the Fourth Proportional to 46,031.64, 69,051.40 and 19,730.12

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Solution

The fourth proportional to 46,031.64, 69,051.40 and 19,730.12 is: 29,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,031.64 : 69,051.40 = 19,730.12 : x
  2. Step 2: Convert to fraction form
    46,031.64/69,051.40 = 19,730.12/x
  3. Step 3: Cross multiply
    46,031.64x = 69,051.40 × 19,730.12
  4. Step 4: Simplify right side
    46,031.64x = 1,362,392,408.17
  5. Step 5: Solve for x
    x = 1,362,392,408.17/46,031.64
  6. Step 6: Final answer
    x = 29,596.87

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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.