Home / 26,890.26-40,267.35-14,364.42

Finding the Fourth Proportional to 26,890.26, 40,267.35 and 14,364.42

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Solution

The fourth proportional to 26,890.26, 40,267.35 and 14,364.42 is: 21,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.26 : 40,267.35 = 14,364.42 : x
  2. Step 2: Convert to fraction form
    26,890.26/40,267.35 = 14,364.42/x
  3. Step 3: Cross multiply
    26,890.26x = 40,267.35 × 14,364.42
  4. Step 4: Simplify right side
    26,890.26x = 578,417,127.69
  5. Step 5: Solve for x
    x = 578,417,127.69/26,890.26
  6. Step 6: Final answer
    x = 21,510.28

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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.