Home / 45,870.24-68,809.04-19,575.28

Finding the Fourth Proportional to 45,870.24, 68,809.04 and 19,575.28

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Solution

The fourth proportional to 45,870.24, 68,809.04 and 19,575.28 is: 29,364.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,870.24 : 68,809.04 = 19,575.28 : x
  2. Step 2: Convert to fraction form
    45,870.24/68,809.04 = 19,575.28/x
  3. Step 3: Cross multiply
    45,870.24x = 68,809.04 × 19,575.28
  4. Step 4: Simplify right side
    45,870.24x = 1,346,956,224.53
  5. Step 5: Solve for x
    x = 1,346,956,224.53/45,870.24
  6. Step 6: Final answer
    x = 29,364.49

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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.