Home / 31,569.13-47,094.95-30,711.07

Finding the Fourth Proportional to 31,569.13, 47,094.95 and 30,711.07

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Solution

The fourth proportional to 31,569.13, 47,094.95 and 30,711.07 is: 45,814.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,569.13 : 47,094.95 = 30,711.07 : x
  2. Step 2: Convert to fraction form
    31,569.13/47,094.95 = 30,711.07/x
  3. Step 3: Cross multiply
    31,569.13x = 47,094.95 × 30,711.07
  4. Step 4: Simplify right side
    31,569.13x = 1,446,336,152.54
  5. Step 5: Solve for x
    x = 1,446,336,152.54/31,569.13
  6. Step 6: Final answer
    x = 45,814.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.