Home / 26,485.93-39,730.29-11,695.06

Finding the Fourth Proportional to 26,485.93, 39,730.29 and 11,695.06

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Solution

The fourth proportional to 26,485.93, 39,730.29 and 11,695.06 is: 17,543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,485.93 : 39,730.29 = 11,695.06 : x
  2. Step 2: Convert to fraction form
    26,485.93/39,730.29 = 11,695.06/x
  3. Step 3: Cross multiply
    26,485.93x = 39,730.29 × 11,695.06
  4. Step 4: Simplify right side
    26,485.93x = 464,648,125.37
  5. Step 5: Solve for x
    x = 464,648,125.37/26,485.93
  6. Step 6: Final answer
    x = 17,543.21

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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.