Home / 15,594.30-21,526.29-9,628.38

Finding the Fourth Proportional to 15,594.30, 21,526.29 and 9,628.38

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Solution

The fourth proportional to 15,594.30, 21,526.29 and 9,628.38 is: 13,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.30 : 21,526.29 = 9,628.38 : x
  2. Step 2: Convert to fraction form
    15,594.30/21,526.29 = 9,628.38/x
  3. Step 3: Cross multiply
    15,594.30x = 21,526.29 × 9,628.38
  4. Step 4: Simplify right side
    15,594.30x = 207,263,300.11
  5. Step 5: Solve for x
    x = 207,263,300.11/15,594.30
  6. Step 6: Final answer
    x = 13,290.97

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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.