Home / 32,623.32-48,938.48-10,428.78

Finding the Fourth Proportional to 32,623.32, 48,938.48 and 10,428.78

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Solution

The fourth proportional to 32,623.32, 48,938.48 and 10,428.78 is: 15,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,623.32 : 48,938.48 = 10,428.78 : x
  2. Step 2: Convert to fraction form
    32,623.32/48,938.48 = 10,428.78/x
  3. Step 3: Cross multiply
    32,623.32x = 48,938.48 × 10,428.78
  4. Step 4: Simplify right side
    32,623.32x = 510,368,641.45
  5. Step 5: Solve for x
    x = 510,368,641.45/32,623.32
  6. Step 6: Final answer
    x = 15,644.29

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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.