Home / 31,501.80-47,323.10-26,317.80

Finding the Fourth Proportional to 31,501.80, 47,323.10 and 26,317.80

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Solution

The fourth proportional to 31,501.80, 47,323.10 and 26,317.80 is: 39,535.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.80 : 47,323.10 = 26,317.80 : x
  2. Step 2: Convert to fraction form
    31,501.80/47,323.10 = 26,317.80/x
  3. Step 3: Cross multiply
    31,501.80x = 47,323.10 × 26,317.80
  4. Step 4: Simplify right side
    31,501.80x = 1,245,439,881.18
  5. Step 5: Solve for x
    x = 1,245,439,881.18/31,501.80
  6. Step 6: Final answer
    x = 39,535.51

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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.