Home / 29,700.65-40,987.26-16,955.57

Finding the Fourth Proportional to 29,700.65, 40,987.26 and 16,955.57

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Solution

The fourth proportional to 29,700.65, 40,987.26 and 16,955.57 is: 23,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,700.65 : 40,987.26 = 16,955.57 : x
  2. Step 2: Convert to fraction form
    29,700.65/40,987.26 = 16,955.57/x
  3. Step 3: Cross multiply
    29,700.65x = 40,987.26 × 16,955.57
  4. Step 4: Simplify right side
    29,700.65x = 694,962,271.26
  5. Step 5: Solve for x
    x = 694,962,271.26/29,700.65
  6. Step 6: Final answer
    x = 23,398.89

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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.