Home / 17,570.40-26,332.32-10,980.96

Finding the Fourth Proportional to 17,570.40, 26,332.32 and 10,980.96

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Solution

The fourth proportional to 17,570.40, 26,332.32 and 10,980.96 is: 16,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.40 : 26,332.32 = 10,980.96 : x
  2. Step 2: Convert to fraction form
    17,570.40/26,332.32 = 10,980.96/x
  3. Step 3: Cross multiply
    17,570.40x = 26,332.32 × 10,980.96
  4. Step 4: Simplify right side
    17,570.40x = 289,154,152.63
  5. Step 5: Solve for x
    x = 289,154,152.63/17,570.40
  6. Step 6: Final answer
    x = 16,456.89

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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.