Home / 14,457.68-21,689.61-5,097.32

Finding the Fourth Proportional to 14,457.68, 21,689.61 and 5,097.32

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Solution

The fourth proportional to 14,457.68, 21,689.61 and 5,097.32 is: 7,647.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457.68 : 21,689.61 = 5,097.32 : x
  2. Step 2: Convert to fraction form
    14,457.68/21,689.61 = 5,097.32/x
  3. Step 3: Cross multiply
    14,457.68x = 21,689.61 × 5,097.32
  4. Step 4: Simplify right side
    14,457.68x = 110,558,774.40
  5. Step 5: Solve for x
    x = 110,558,774.40/14,457.68
  6. Step 6: Final answer
    x = 7,647.06

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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.