Home / 39,711.03-59,549.06-18,657.06

Finding the Fourth Proportional to 39,711.03, 59,549.06 and 18,657.06

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Solution

The fourth proportional to 39,711.03, 59,549.06 and 18,657.06 is: 27,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.03 : 59,549.06 = 18,657.06 : x
  2. Step 2: Convert to fraction form
    39,711.03/59,549.06 = 18,657.06/x
  3. Step 3: Cross multiply
    39,711.03x = 59,549.06 × 18,657.06
  4. Step 4: Simplify right side
    39,711.03x = 1,111,010,362.04
  5. Step 5: Solve for x
    x = 1,111,010,362.04/39,711.03
  6. Step 6: Final answer
    x = 27,977.37

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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.