Home / 48,426-66,831.53-29,566.77

Finding the Fourth Proportional to 48,426, 66,831.53 and 29,566.77

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Solution

The fourth proportional to 48,426, 66,831.53 and 29,566.77 is: 40,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,426 : 66,831.53 = 29,566.77 : x
  2. Step 2: Convert to fraction form
    48,426/66,831.53 = 29,566.77/x
  3. Step 3: Cross multiply
    48,426x = 66,831.53 × 29,566.77
  4. Step 4: Simplify right side
    48,426x = 1,975,992,328.42
  5. Step 5: Solve for x
    x = 1,975,992,328.42/48,426
  6. Step 6: Final answer
    x = 40,804.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.