Home / 48,055.68-66,328.07-31,066.34

Finding the Fourth Proportional to 48,055.68, 66,328.07 and 31,066.34

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Solution

The fourth proportional to 48,055.68, 66,328.07 and 31,066.34 is: 42,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055.68 : 66,328.07 = 31,066.34 : x
  2. Step 2: Convert to fraction form
    48,055.68/66,328.07 = 31,066.34/x
  3. Step 3: Cross multiply
    48,055.68x = 66,328.07 × 31,066.34
  4. Step 4: Simplify right side
    48,055.68x = 2,060,569,887.19
  5. Step 5: Solve for x
    x = 2,060,569,887.19/48,055.68
  6. Step 6: Final answer
    x = 42,878.80

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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.