Home / 26,418.71-36,457.90-14,482.80

Finding the Fourth Proportional to 26,418.71, 36,457.90 and 14,482.80

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Solution

The fourth proportional to 26,418.71, 36,457.90 and 14,482.80 is: 19,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,418.71 : 36,457.90 = 14,482.80 : x
  2. Step 2: Convert to fraction form
    26,418.71/36,457.90 = 14,482.80/x
  3. Step 3: Cross multiply
    26,418.71x = 36,457.90 × 14,482.80
  4. Step 4: Simplify right side
    26,418.71x = 528,012,437.91
  5. Step 5: Solve for x
    x = 528,012,437.91/26,418.71
  6. Step 6: Final answer
    x = 19,986.31

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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.