Home / 39,575.34-59,357.50-9,991.37

Finding the Fourth Proportional to 39,575.34, 59,357.50 and 9,991.37

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Solution

The fourth proportional to 39,575.34, 59,357.50 and 9,991.37 is: 14,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,575.34 : 59,357.50 = 9,991.37 : x
  2. Step 2: Convert to fraction form
    39,575.34/59,357.50 = 9,991.37/x
  3. Step 3: Cross multiply
    39,575.34x = 59,357.50 × 9,991.37
  4. Step 4: Simplify right side
    39,575.34x = 593,062,868.19
  5. Step 5: Solve for x
    x = 593,062,868.19/39,575.34
  6. Step 6: Final answer
    x = 14,985.67

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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.