Home / 14,075.29-19,423.75-7,701.86

Finding the Fourth Proportional to 14,075.29, 19,423.75 and 7,701.86

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Solution

The fourth proportional to 14,075.29, 19,423.75 and 7,701.86 is: 10,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.29 : 19,423.75 = 7,701.86 : x
  2. Step 2: Convert to fraction form
    14,075.29/19,423.75 = 7,701.86/x
  3. Step 3: Cross multiply
    14,075.29x = 19,423.75 × 7,701.86
  4. Step 4: Simplify right side
    14,075.29x = 149,598,992.29
  5. Step 5: Solve for x
    x = 149,598,992.29/14,075.29
  6. Step 6: Final answer
    x = 10,628.48

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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.