Home / 19,518.64-29,274.91-6,368.10

Finding the Fourth Proportional to 19,518.64, 29,274.91 and 6,368.10

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Solution

The fourth proportional to 19,518.64, 29,274.91 and 6,368.10 is: 9,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.64 : 29,274.91 = 6,368.10 : x
  2. Step 2: Convert to fraction form
    19,518.64/29,274.91 = 6,368.10/x
  3. Step 3: Cross multiply
    19,518.64x = 29,274.91 × 6,368.10
  4. Step 4: Simplify right side
    19,518.64x = 186,425,554.37
  5. Step 5: Solve for x
    x = 186,425,554.37/19,518.64
  6. Step 6: Final answer
    x = 9,551.15

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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.