Home / 36,300.43-54,457.55-12,607.07

Finding the Fourth Proportional to 36,300.43, 54,457.55 and 12,607.07

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Solution

The fourth proportional to 36,300.43, 54,457.55 and 12,607.07 is: 18,913.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,300.43 : 54,457.55 = 12,607.07 : x
  2. Step 2: Convert to fraction form
    36,300.43/54,457.55 = 12,607.07/x
  3. Step 3: Cross multiply
    36,300.43x = 54,457.55 × 12,607.07
  4. Step 4: Simplify right side
    36,300.43x = 686,550,081.84
  5. Step 5: Solve for x
    x = 686,550,081.84/36,300.43
  6. Step 6: Final answer
    x = 18,913.00

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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.