Home / 26,814.23-37,009.02-15,485.57

Finding the Fourth Proportional to 26,814.23, 37,009.02 and 15,485.57

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Solution

The fourth proportional to 26,814.23, 37,009.02 and 15,485.57 is: 21,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,814.23 : 37,009.02 = 15,485.57 : x
  2. Step 2: Convert to fraction form
    26,814.23/37,009.02 = 15,485.57/x
  3. Step 3: Cross multiply
    26,814.23x = 37,009.02 × 15,485.57
  4. Step 4: Simplify right side
    26,814.23x = 573,105,851.04
  5. Step 5: Solve for x
    x = 573,105,851.04/26,814.23
  6. Step 6: Final answer
    x = 21,373.20

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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.