Home / 39,045.84-58,577.40-18,258

Finding the Fourth Proportional to 39,045.84, 58,577.40 and 18,258

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Solution

The fourth proportional to 39,045.84, 58,577.40 and 18,258 is: 27,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,045.84 : 58,577.40 = 18,258 : x
  2. Step 2: Convert to fraction form
    39,045.84/58,577.40 = 18,258/x
  3. Step 3: Cross multiply
    39,045.84x = 58,577.40 × 18,258
  4. Step 4: Simplify right side
    39,045.84x = 1,069,506,169.20
  5. Step 5: Solve for x
    x = 1,069,506,169.20/39,045.84
  6. Step 6: Final answer
    x = 27,391.04

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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.