Home / 15,566.51-21,456.18-11,030.72

Finding the Fourth Proportional to 15,566.51, 21,456.18 and 11,030.72

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Solution

The fourth proportional to 15,566.51, 21,456.18 and 11,030.72 is: 15,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,566.51 : 21,456.18 = 11,030.72 : x
  2. Step 2: Convert to fraction form
    15,566.51/21,456.18 = 11,030.72/x
  3. Step 3: Cross multiply
    15,566.51x = 21,456.18 × 11,030.72
  4. Step 4: Simplify right side
    15,566.51x = 236,677,006.57
  5. Step 5: Solve for x
    x = 236,677,006.57/15,566.51
  6. Step 6: Final answer
    x = 15,204.24

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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.