Home / 39,667.16-59,502.71-13,010.78

Finding the Fourth Proportional to 39,667.16, 59,502.71 and 13,010.78

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Solution

The fourth proportional to 39,667.16, 59,502.71 and 13,010.78 is: 19,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,667.16 : 59,502.71 = 13,010.78 : x
  2. Step 2: Convert to fraction form
    39,667.16/59,502.71 = 13,010.78/x
  3. Step 3: Cross multiply
    39,667.16x = 59,502.71 × 13,010.78
  4. Step 4: Simplify right side
    39,667.16x = 774,176,627.36
  5. Step 5: Solve for x
    x = 774,176,627.36/39,667.16
  6. Step 6: Final answer
    x = 19,516.82

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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.