Home / 45,252.51-67,880.58-21,547.86

Finding the Fourth Proportional to 45,252.51, 67,880.58 and 21,547.86

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Solution

The fourth proportional to 45,252.51, 67,880.58 and 21,547.86 is: 32,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,252.51 : 67,880.58 = 21,547.86 : x
  2. Step 2: Convert to fraction form
    45,252.51/67,880.58 = 21,547.86/x
  3. Step 3: Cross multiply
    45,252.51x = 67,880.58 × 21,547.86
  4. Step 4: Simplify right side
    45,252.51x = 1,462,681,234.56
  5. Step 5: Solve for x
    x = 1,462,681,234.56/45,252.51
  6. Step 6: Final answer
    x = 32,322.65

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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.