Home / 14,256.04-21,378.74-4,893.40

Finding the Fourth Proportional to 14,256.04, 21,378.74 and 4,893.40

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Solution

The fourth proportional to 14,256.04, 21,378.74 and 4,893.40 is: 7,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.04 : 21,378.74 = 4,893.40 : x
  2. Step 2: Convert to fraction form
    14,256.04/21,378.74 = 4,893.40/x
  3. Step 3: Cross multiply
    14,256.04x = 21,378.74 × 4,893.40
  4. Step 4: Simplify right side
    14,256.04x = 104,614,726.32
  5. Step 5: Solve for x
    x = 104,614,726.32/14,256.04
  6. Step 6: Final answer
    x = 7,338.27

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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.