Home / 26,715.56-36,867.70-14,779.28

Finding the Fourth Proportional to 26,715.56, 36,867.70 and 14,779.28

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Solution

The fourth proportional to 26,715.56, 36,867.70 and 14,779.28 is: 20,395.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.56 : 36,867.70 = 14,779.28 : x
  2. Step 2: Convert to fraction form
    26,715.56/36,867.70 = 14,779.28/x
  3. Step 3: Cross multiply
    26,715.56x = 36,867.70 × 14,779.28
  4. Step 4: Simplify right side
    26,715.56x = 544,878,061.26
  5. Step 5: Solve for x
    x = 544,878,061.26/26,715.56
  6. Step 6: Final answer
    x = 20,395.53

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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.