Home / 14,330.98-19,776.47-7,957.24

Finding the Fourth Proportional to 14,330.98, 19,776.47 and 7,957.24

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Solution

The fourth proportional to 14,330.98, 19,776.47 and 7,957.24 is: 10,980.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.98 : 19,776.47 = 7,957.24 : x
  2. Step 2: Convert to fraction form
    14,330.98/19,776.47 = 7,957.24/x
  3. Step 3: Cross multiply
    14,330.98x = 19,776.47 × 7,957.24
  4. Step 4: Simplify right side
    14,330.98x = 157,366,113.32
  5. Step 5: Solve for x
    x = 157,366,113.32/14,330.98
  6. Step 6: Final answer
    x = 10,980.84

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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.