Home / 19,345.46-29,026.39-10,570.12

Finding the Fourth Proportional to 19,345.46, 29,026.39 and 10,570.12

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Solution

The fourth proportional to 19,345.46, 29,026.39 and 10,570.12 is: 15,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.46 : 29,026.39 = 10,570.12 : x
  2. Step 2: Convert to fraction form
    19,345.46/29,026.39 = 10,570.12/x
  3. Step 3: Cross multiply
    19,345.46x = 29,026.39 × 10,570.12
  4. Step 4: Simplify right side
    19,345.46x = 306,812,300.05
  5. Step 5: Solve for x
    x = 306,812,300.05/19,345.46
  6. Step 6: Final answer
    x = 15,859.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.