Home / 40,210.72-55,509.84-26,804.32

Finding the Fourth Proportional to 40,210.72, 55,509.84 and 26,804.32

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Solution

The fourth proportional to 40,210.72, 55,509.84 and 26,804.32 is: 37,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210.72 : 55,509.84 = 26,804.32 : x
  2. Step 2: Convert to fraction form
    40,210.72/55,509.84 = 26,804.32/x
  3. Step 3: Cross multiply
    40,210.72x = 55,509.84 × 26,804.32
  4. Step 4: Simplify right side
    40,210.72x = 1,487,903,514.51
  5. Step 5: Solve for x
    x = 1,487,903,514.51/40,210.72
  6. Step 6: Final answer
    x = 37,002.66

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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.