Home / 39,638.76-59,455.08-14,667.09

Finding the Fourth Proportional to 39,638.76, 59,455.08 and 14,667.09

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Solution

The fourth proportional to 39,638.76, 59,455.08 and 14,667.09 is: 21,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,638.76 : 59,455.08 = 14,667.09 : x
  2. Step 2: Convert to fraction form
    39,638.76/59,455.08 = 14,667.09/x
  3. Step 3: Cross multiply
    39,638.76x = 59,455.08 × 14,667.09
  4. Step 4: Simplify right side
    39,638.76x = 872,033,009.32
  5. Step 5: Solve for x
    x = 872,033,009.32/39,638.76
  6. Step 6: Final answer
    x = 21,999.50

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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.