Home / 19,518.64-29,275.53-6,369.91

Finding the Fourth Proportional to 19,518.64, 29,275.53 and 6,369.91

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Solution

The fourth proportional to 19,518.64, 29,275.53 and 6,369.91 is: 9,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.64 : 29,275.53 = 6,369.91 : x
  2. Step 2: Convert to fraction form
    19,518.64/29,275.53 = 6,369.91/x
  3. Step 3: Cross multiply
    19,518.64x = 29,275.53 × 6,369.91
  4. Step 4: Simplify right side
    19,518.64x = 186,482,491.30
  5. Step 5: Solve for x
    x = 186,482,491.30/19,518.64
  6. Step 6: Final answer
    x = 9,554.07

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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.