Home / 28,325.70-42,492.59-10,554.84

Finding the Fourth Proportional to 28,325.70, 42,492.59 and 10,554.84

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Solution

The fourth proportional to 28,325.70, 42,492.59 and 10,554.84 is: 15,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,325.70 : 42,492.59 = 10,554.84 : x
  2. Step 2: Convert to fraction form
    28,325.70/42,492.59 = 10,554.84/x
  3. Step 3: Cross multiply
    28,325.70x = 42,492.59 × 10,554.84
  4. Step 4: Simplify right side
    28,325.70x = 448,502,624.64
  5. Step 5: Solve for x
    x = 448,502,624.64/28,325.70
  6. Step 6: Final answer
    x = 15,833.77

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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.