Home / 31,159.05-46,685.40-17,130.83

Finding the Fourth Proportional to 31,159.05, 46,685.40 and 17,130.83

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Solution

The fourth proportional to 31,159.05, 46,685.40 and 17,130.83 is: 25,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,159.05 : 46,685.40 = 17,130.83 : x
  2. Step 2: Convert to fraction form
    31,159.05/46,685.40 = 17,130.83/x
  3. Step 3: Cross multiply
    31,159.05x = 46,685.40 × 17,130.83
  4. Step 4: Simplify right side
    31,159.05x = 799,759,353.21
  5. Step 5: Solve for x
    x = 799,759,353.21/31,159.05
  6. Step 6: Final answer
    x = 25,667.00

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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.