Home / 39,539.07-59,311.63-11,459.50

Finding the Fourth Proportional to 39,539.07, 59,311.63 and 11,459.50

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Solution

The fourth proportional to 39,539.07, 59,311.63 and 11,459.50 is: 17,190.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,539.07 : 59,311.63 = 11,459.50 : x
  2. Step 2: Convert to fraction form
    39,539.07/59,311.63 = 11,459.50/x
  3. Step 3: Cross multiply
    39,539.07x = 59,311.63 × 11,459.50
  4. Step 4: Simplify right side
    39,539.07x = 679,681,623.99
  5. Step 5: Solve for x
    x = 679,681,623.99/39,539.07
  6. Step 6: Final answer
    x = 17,190.13

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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.