Home / 14,041.21-19,376.80-7,753.59

Finding the Fourth Proportional to 14,041.21, 19,376.80 and 7,753.59

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Solution

The fourth proportional to 14,041.21, 19,376.80 and 7,753.59 is: 10,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.21 : 19,376.80 = 7,753.59 : x
  2. Step 2: Convert to fraction form
    14,041.21/19,376.80 = 7,753.59/x
  3. Step 3: Cross multiply
    14,041.21x = 19,376.80 × 7,753.59
  4. Step 4: Simplify right side
    14,041.21x = 150,239,762.71
  5. Step 5: Solve for x
    x = 150,239,762.71/14,041.21
  6. Step 6: Final answer
    x = 10,699.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.