Home / 45,624.72-68,438.52-14,460.24

Finding the Fourth Proportional to 45,624.72, 68,438.52 and 14,460.24

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Solution

The fourth proportional to 45,624.72, 68,438.52 and 14,460.24 is: 21,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,624.72 : 68,438.52 = 14,460.24 : x
  2. Step 2: Convert to fraction form
    45,624.72/68,438.52 = 14,460.24/x
  3. Step 3: Cross multiply
    45,624.72x = 68,438.52 × 14,460.24
  4. Step 4: Simplify right side
    45,624.72x = 989,637,424.44
  5. Step 5: Solve for x
    x = 989,637,424.44/45,624.72
  6. Step 6: Final answer
    x = 21,690.82

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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.