Home / 14,048.88-19,387.56-7,762.32

Finding the Fourth Proportional to 14,048.88, 19,387.56 and 7,762.32

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Solution

The fourth proportional to 14,048.88, 19,387.56 and 7,762.32 is: 10,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.88 : 19,387.56 = 7,762.32 : x
  2. Step 2: Convert to fraction form
    14,048.88/19,387.56 = 7,762.32/x
  3. Step 3: Cross multiply
    14,048.88x = 19,387.56 × 7,762.32
  4. Step 4: Simplify right side
    14,048.88x = 150,492,444.74
  5. Step 5: Solve for x
    x = 150,492,444.74/14,048.88
  6. Step 6: Final answer
    x = 10,712.06

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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.