Home / 31,588.83-47,394.53-13,569.49

Finding the Fourth Proportional to 31,588.83, 47,394.53 and 13,569.49

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Solution

The fourth proportional to 31,588.83, 47,394.53 and 13,569.49 is: 20,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588.83 : 47,394.53 = 13,569.49 : x
  2. Step 2: Convert to fraction form
    31,588.83/47,394.53 = 13,569.49/x
  3. Step 3: Cross multiply
    31,588.83x = 47,394.53 × 13,569.49
  4. Step 4: Simplify right side
    31,588.83x = 643,119,533.04
  5. Step 5: Solve for x
    x = 643,119,533.04/31,588.83
  6. Step 6: Final answer
    x = 20,359.08

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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.