Home / 19,393.09-29,088.01-7,703.17

Finding the Fourth Proportional to 19,393.09, 29,088.01 and 7,703.17

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Solution

The fourth proportional to 19,393.09, 29,088.01 and 7,703.17 is: 11,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,393.09 : 29,088.01 = 7,703.17 : x
  2. Step 2: Convert to fraction form
    19,393.09/29,088.01 = 7,703.17/x
  3. Step 3: Cross multiply
    19,393.09x = 29,088.01 × 7,703.17
  4. Step 4: Simplify right side
    19,393.09x = 224,069,885.99
  5. Step 5: Solve for x
    x = 224,069,885.99/19,393.09
  6. Step 6: Final answer
    x = 11,554.11

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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.