Home / 14,312.39-19,742.01-10,339.34

Finding the Fourth Proportional to 14,312.39, 19,742.01 and 10,339.34

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Solution

The fourth proportional to 14,312.39, 19,742.01 and 10,339.34 is: 14,261.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.39 : 19,742.01 = 10,339.34 : x
  2. Step 2: Convert to fraction form
    14,312.39/19,742.01 = 10,339.34/x
  3. Step 3: Cross multiply
    14,312.39x = 19,742.01 × 10,339.34
  4. Step 4: Simplify right side
    14,312.39x = 204,119,353.67
  5. Step 5: Solve for x
    x = 204,119,353.67/14,312.39
  6. Step 6: Final answer
    x = 14,261.72

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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.