Home / 26,581.34-36,680.88-14,644.40

Finding the Fourth Proportional to 26,581.34, 36,680.88 and 14,644.40

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Solution

The fourth proportional to 26,581.34, 36,680.88 and 14,644.40 is: 20,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.34 : 36,680.88 = 14,644.40 : x
  2. Step 2: Convert to fraction form
    26,581.34/36,680.88 = 14,644.40/x
  3. Step 3: Cross multiply
    26,581.34x = 36,680.88 × 14,644.40
  4. Step 4: Simplify right side
    26,581.34x = 537,169,479.07
  5. Step 5: Solve for x
    x = 537,169,479.07/26,581.34
  6. Step 6: Final answer
    x = 20,208.52

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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.