Home / 19,487.50-26,892.72-10,535.01

Finding the Fourth Proportional to 19,487.50, 26,892.72 and 10,535.01

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Solution

The fourth proportional to 19,487.50, 26,892.72 and 10,535.01 is: 14,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.50 : 26,892.72 = 10,535.01 : x
  2. Step 2: Convert to fraction form
    19,487.50/26,892.72 = 10,535.01/x
  3. Step 3: Cross multiply
    19,487.50x = 26,892.72 × 10,535.01
  4. Step 4: Simplify right side
    19,487.50x = 283,315,074.13
  5. Step 5: Solve for x
    x = 283,315,074.13/19,487.50
  6. Step 6: Final answer
    x = 14,538.30

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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.