Home / 14,332.70-19,779.12-8,045.06

Finding the Fourth Proportional to 14,332.70, 19,779.12 and 8,045.06

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Solution

The fourth proportional to 14,332.70, 19,779.12 and 8,045.06 is: 11,102.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.70 : 19,779.12 = 8,045.06 : x
  2. Step 2: Convert to fraction form
    14,332.70/19,779.12 = 8,045.06/x
  3. Step 3: Cross multiply
    14,332.70x = 19,779.12 × 8,045.06
  4. Step 4: Simplify right side
    14,332.70x = 159,124,207.15
  5. Step 5: Solve for x
    x = 159,124,207.15/14,332.70
  6. Step 6: Final answer
    x = 11,102.18

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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.