Home / 17,570.99-26,366.88-6,485.40

Finding the Fourth Proportional to 17,570.99, 26,366.88 and 6,485.40

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Solution

The fourth proportional to 17,570.99, 26,366.88 and 6,485.40 is: 9,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.99 : 26,366.88 = 6,485.40 : x
  2. Step 2: Convert to fraction form
    17,570.99/26,366.88 = 6,485.40/x
  3. Step 3: Cross multiply
    17,570.99x = 26,366.88 × 6,485.40
  4. Step 4: Simplify right side
    17,570.99x = 170,999,763.55
  5. Step 5: Solve for x
    x = 170,999,763.55/17,570.99
  6. Step 6: Final answer
    x = 9,731.94

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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.