Home / 28,698.03-39,603.67-15,952.01

Finding the Fourth Proportional to 28,698.03, 39,603.67 and 15,952.01

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Solution

The fourth proportional to 28,698.03, 39,603.67 and 15,952.01 is: 22,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.03 : 39,603.67 = 15,952.01 : x
  2. Step 2: Convert to fraction form
    28,698.03/39,603.67 = 15,952.01/x
  3. Step 3: Cross multiply
    28,698.03x = 39,603.67 × 15,952.01
  4. Step 4: Simplify right side
    28,698.03x = 631,757,901.98
  5. Step 5: Solve for x
    x = 631,757,901.98/28,698.03
  6. Step 6: Final answer
    x = 22,013.98

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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.