Home / 19,420.29-29,123.15-9,024.75

Finding the Fourth Proportional to 19,420.29, 29,123.15 and 9,024.75

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Solution

The fourth proportional to 19,420.29, 29,123.15 and 9,024.75 is: 13,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,420.29 : 29,123.15 = 9,024.75 : x
  2. Step 2: Convert to fraction form
    19,420.29/29,123.15 = 9,024.75/x
  3. Step 3: Cross multiply
    19,420.29x = 29,123.15 × 9,024.75
  4. Step 4: Simplify right side
    19,420.29x = 262,829,102.84
  5. Step 5: Solve for x
    x = 262,829,102.84/19,420.29
  6. Step 6: Final answer
    x = 13,533.74

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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.