Home / 64,010.51-88,350.32-38,881.07

Finding the Fourth Proportional to 64,010.51, 88,350.32 and 38,881.07

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Solution

The fourth proportional to 64,010.51, 88,350.32 and 38,881.07 is: 53,665.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.51 : 88,350.32 = 38,881.07 : x
  2. Step 2: Convert to fraction form
    64,010.51/88,350.32 = 38,881.07/x
  3. Step 3: Cross multiply
    64,010.51x = 88,350.32 × 38,881.07
  4. Step 4: Simplify right side
    64,010.51x = 3,435,154,782.04
  5. Step 5: Solve for x
    x = 3,435,154,782.04/64,010.51
  6. Step 6: Final answer
    x = 53,665.48

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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.