Home / 31,491.66-47,303.10-26,570.94

Finding the Fourth Proportional to 31,491.66, 47,303.10 and 26,570.94

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Solution

The fourth proportional to 31,491.66, 47,303.10 and 26,570.94 is: 39,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,491.66 : 47,303.10 = 26,570.94 : x
  2. Step 2: Convert to fraction form
    31,491.66/47,303.10 = 26,570.94/x
  3. Step 3: Cross multiply
    31,491.66x = 47,303.10 × 26,570.94
  4. Step 4: Simplify right side
    31,491.66x = 1,256,887,831.91
  5. Step 5: Solve for x
    x = 1,256,887,831.91/31,491.66
  6. Step 6: Final answer
    x = 39,911.77

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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.