Home / 26,457.31-36,509.83-14,520.39

Finding the Fourth Proportional to 26,457.31, 36,509.83 and 14,520.39

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Solution

The fourth proportional to 26,457.31, 36,509.83 and 14,520.39 is: 20,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457.31 : 36,509.83 = 14,520.39 : x
  2. Step 2: Convert to fraction form
    26,457.31/36,509.83 = 14,520.39/x
  3. Step 3: Cross multiply
    26,457.31x = 36,509.83 × 14,520.39
  4. Step 4: Simplify right side
    26,457.31x = 530,136,970.43
  5. Step 5: Solve for x
    x = 530,136,970.43/26,457.31
  6. Step 6: Final answer
    x = 20,037.45

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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.