Home / 45,348.66-67,953.69-19,038.96

Finding the Fourth Proportional to 45,348.66, 67,953.69 and 19,038.96

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Solution

The fourth proportional to 45,348.66, 67,953.69 and 19,038.96 is: 28,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,348.66 : 67,953.69 = 19,038.96 : x
  2. Step 2: Convert to fraction form
    45,348.66/67,953.69 = 19,038.96/x
  3. Step 3: Cross multiply
    45,348.66x = 67,953.69 × 19,038.96
  4. Step 4: Simplify right side
    45,348.66x = 1,293,767,585.76
  5. Step 5: Solve for x
    x = 1,293,767,585.76/45,348.66
  6. Step 6: Final answer
    x = 28,529.35

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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.