Home / 14,031.95-21,051.57-7,011.68

Finding the Fourth Proportional to 14,031.95, 21,051.57 and 7,011.68

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Solution

The fourth proportional to 14,031.95, 21,051.57 and 7,011.68 is: 10,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.95 : 21,051.57 = 7,011.68 : x
  2. Step 2: Convert to fraction form
    14,031.95/21,051.57 = 7,011.68/x
  3. Step 3: Cross multiply
    14,031.95x = 21,051.57 × 7,011.68
  4. Step 4: Simplify right side
    14,031.95x = 147,606,767.08
  5. Step 5: Solve for x
    x = 147,606,767.08/14,031.95
  6. Step 6: Final answer
    x = 10,519.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.