Home / 36,329.42-54,492.59-12,642.35

Finding the Fourth Proportional to 36,329.42, 54,492.59 and 12,642.35

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Solution

The fourth proportional to 36,329.42, 54,492.59 and 12,642.35 is: 18,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,329.42 : 54,492.59 = 12,642.35 : x
  2. Step 2: Convert to fraction form
    36,329.42/54,492.59 = 12,642.35/x
  3. Step 3: Cross multiply
    36,329.42x = 54,492.59 × 12,642.35
  4. Step 4: Simplify right side
    36,329.42x = 688,914,059.51
  5. Step 5: Solve for x
    x = 688,914,059.51/36,329.42
  6. Step 6: Final answer
    x = 18,962.98

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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.