Home / 26,315.77-36,303.08-19,134.55

Finding the Fourth Proportional to 26,315.77, 36,303.08 and 19,134.55

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Solution

The fourth proportional to 26,315.77, 36,303.08 and 19,134.55 is: 26,396.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.77 : 36,303.08 = 19,134.55 : x
  2. Step 2: Convert to fraction form
    26,315.77/36,303.08 = 19,134.55/x
  3. Step 3: Cross multiply
    26,315.77x = 36,303.08 × 19,134.55
  4. Step 4: Simplify right side
    26,315.77x = 694,643,099.41
  5. Step 5: Solve for x
    x = 694,643,099.41/26,315.77
  6. Step 6: Final answer
    x = 26,396.46

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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.