Home / 25,071.40-37,533.30-18,526.78

Finding the Fourth Proportional to 25,071.40, 37,533.30 and 18,526.78

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Solution

The fourth proportional to 25,071.40, 37,533.30 and 18,526.78 is: 27,735.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,071.40 : 37,533.30 = 18,526.78 : x
  2. Step 2: Convert to fraction form
    25,071.40/37,533.30 = 18,526.78/x
  3. Step 3: Cross multiply
    25,071.40x = 37,533.30 × 18,526.78
  4. Step 4: Simplify right side
    25,071.40x = 695,371,191.77
  5. Step 5: Solve for x
    x = 695,371,191.77/25,071.40
  6. Step 6: Final answer
    x = 27,735.63

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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.