Home / 14,368.40-21,543.78-5,593.12

Finding the Fourth Proportional to 14,368.40, 21,543.78 and 5,593.12

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Solution

The fourth proportional to 14,368.40, 21,543.78 and 5,593.12 is: 8,386.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.40 : 21,543.78 = 5,593.12 : x
  2. Step 2: Convert to fraction form
    14,368.40/21,543.78 = 5,593.12/x
  3. Step 3: Cross multiply
    14,368.40x = 21,543.78 × 5,593.12
  4. Step 4: Simplify right side
    14,368.40x = 120,496,946.79
  5. Step 5: Solve for x
    x = 120,496,946.79/14,368.40
  6. Step 6: Final answer
    x = 8,386.25

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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.