Home / 29,457.42-40,656.51-18,846.69

Finding the Fourth Proportional to 29,457.42, 40,656.51 and 18,846.69

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Solution

The fourth proportional to 29,457.42, 40,656.51 and 18,846.69 is: 26,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,457.42 : 40,656.51 = 18,846.69 : x
  2. Step 2: Convert to fraction form
    29,457.42/40,656.51 = 18,846.69/x
  3. Step 3: Cross multiply
    29,457.42x = 40,656.51 × 18,846.69
  4. Step 4: Simplify right side
    29,457.42x = 766,240,640.45
  5. Step 5: Solve for x
    x = 766,240,640.45/29,457.42
  6. Step 6: Final answer
    x = 26,011.80

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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.