Home / 14,275.11-19,703.64-8,307.93

Finding the Fourth Proportional to 14,275.11, 19,703.64 and 8,307.93

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Solution

The fourth proportional to 14,275.11, 19,703.64 and 8,307.93 is: 11,467.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.11 : 19,703.64 = 8,307.93 : x
  2. Step 2: Convert to fraction form
    14,275.11/19,703.64 = 8,307.93/x
  3. Step 3: Cross multiply
    14,275.11x = 19,703.64 × 8,307.93
  4. Step 4: Simplify right side
    14,275.11x = 163,696,363.35
  5. Step 5: Solve for x
    x = 163,696,363.35/14,275.11
  6. Step 6: Final answer
    x = 11,467.26

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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.