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Finding the Fourth Proportional to 35,533.40, 53,328.90 and 34,381.40

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Solution

The fourth proportional to 35,533.40, 53,328.90 and 34,381.40 is: 51,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.40 : 53,328.90 = 34,381.40 : x
  2. Step 2: Convert to fraction form
    35,533.40/53,328.90 = 34,381.40/x
  3. Step 3: Cross multiply
    35,533.40x = 53,328.90 × 34,381.40
  4. Step 4: Simplify right side
    35,533.40x = 1,833,522,242.46
  5. Step 5: Solve for x
    x = 1,833,522,242.46/35,533.40
  6. Step 6: Final answer
    x = 51,599.97

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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.