Home / 26,670.07-39,970.47-10,856.66

Finding the Fourth Proportional to 26,670.07, 39,970.47 and 10,856.66

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Solution

The fourth proportional to 26,670.07, 39,970.47 and 10,856.66 is: 16,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.07 : 39,970.47 = 10,856.66 : x
  2. Step 2: Convert to fraction form
    26,670.07/39,970.47 = 10,856.66/x
  3. Step 3: Cross multiply
    26,670.07x = 39,970.47 × 10,856.66
  4. Step 4: Simplify right side
    26,670.07x = 433,945,802.83
  5. Step 5: Solve for x
    x = 433,945,802.83/26,670.07
  6. Step 6: Final answer
    x = 16,270.89

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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.