Home / 53,623.32-74,006.55-30,967.83

Finding the Fourth Proportional to 53,623.32, 74,006.55 and 30,967.83

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Solution

The fourth proportional to 53,623.32, 74,006.55 and 30,967.83 is: 42,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,623.32 : 74,006.55 = 30,967.83 : x
  2. Step 2: Convert to fraction form
    53,623.32/74,006.55 = 30,967.83/x
  3. Step 3: Cross multiply
    53,623.32x = 74,006.55 × 30,967.83
  4. Step 4: Simplify right side
    53,623.32x = 2,291,822,259.29
  5. Step 5: Solve for x
    x = 2,291,822,259.29/53,623.32
  6. Step 6: Final answer
    x = 42,739.28

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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.