Home / 14,323.68-21,491.88-5,559.26

Finding the Fourth Proportional to 14,323.68, 21,491.88 and 5,559.26

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Solution

The fourth proportional to 14,323.68, 21,491.88 and 5,559.26 is: 8,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.68 : 21,491.88 = 5,559.26 : x
  2. Step 2: Convert to fraction form
    14,323.68/21,491.88 = 5,559.26/x
  3. Step 3: Cross multiply
    14,323.68x = 21,491.88 × 5,559.26
  4. Step 4: Simplify right side
    14,323.68x = 119,478,948.81
  5. Step 5: Solve for x
    x = 119,478,948.81/14,323.68
  6. Step 6: Final answer
    x = 8,341.36

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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.