Home / 14,547.14-21,820.26-4,158.92

Finding the Fourth Proportional to 14,547.14, 21,820.26 and 4,158.92

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Solution

The fourth proportional to 14,547.14, 21,820.26 and 4,158.92 is: 6,238.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.14 : 21,820.26 = 4,158.92 : x
  2. Step 2: Convert to fraction form
    14,547.14/21,820.26 = 4,158.92/x
  3. Step 3: Cross multiply
    14,547.14x = 21,820.26 × 4,158.92
  4. Step 4: Simplify right side
    14,547.14x = 90,748,715.72
  5. Step 5: Solve for x
    x = 90,748,715.72/14,547.14
  6. Step 6: Final answer
    x = 6,238.25

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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.