Home / 14,407.37-21,607.70-5,519.56

Finding the Fourth Proportional to 14,407.37, 21,607.70 and 5,519.56

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Solution

The fourth proportional to 14,407.37, 21,607.70 and 5,519.56 is: 8,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.37 : 21,607.70 = 5,519.56 : x
  2. Step 2: Convert to fraction form
    14,407.37/21,607.70 = 5,519.56/x
  3. Step 3: Cross multiply
    14,407.37x = 21,607.70 × 5,519.56
  4. Step 4: Simplify right side
    14,407.37x = 119,264,955.51
  5. Step 5: Solve for x
    x = 119,264,955.51/14,407.37
  6. Step 6: Final answer
    x = 8,278.05

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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.