Home / 14,047.75-19,386.08-7,674.32

Finding the Fourth Proportional to 14,047.75, 19,386.08 and 7,674.32

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Solution

The fourth proportional to 14,047.75, 19,386.08 and 7,674.32 is: 10,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.75 : 19,386.08 = 7,674.32 : x
  2. Step 2: Convert to fraction form
    14,047.75/19,386.08 = 7,674.32/x
  3. Step 3: Cross multiply
    14,047.75x = 19,386.08 × 7,674.32
  4. Step 4: Simplify right side
    14,047.75x = 148,775,008.98
  5. Step 5: Solve for x
    x = 148,775,008.98/14,047.75
  6. Step 6: Final answer
    x = 10,590.66

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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.