Home / 43,378.19-59,865.02-26,379.28

Finding the Fourth Proportional to 43,378.19, 59,865.02 and 26,379.28

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Solution

The fourth proportional to 43,378.19, 59,865.02 and 26,379.28 is: 36,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,378.19 : 59,865.02 = 26,379.28 : x
  2. Step 2: Convert to fraction form
    43,378.19/59,865.02 = 26,379.28/x
  3. Step 3: Cross multiply
    43,378.19x = 59,865.02 × 26,379.28
  4. Step 4: Simplify right side
    43,378.19x = 1,579,196,124.79
  5. Step 5: Solve for x
    x = 1,579,196,124.79/43,378.19
  6. Step 6: Final answer
    x = 36,405.30

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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.