Home / 56,070.51-84,110.63-20,541.48

Finding the Fourth Proportional to 56,070.51, 84,110.63 and 20,541.48

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Solution

The fourth proportional to 56,070.51, 84,110.63 and 20,541.48 is: 30,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,070.51 : 84,110.63 = 20,541.48 : x
  2. Step 2: Convert to fraction form
    56,070.51/84,110.63 = 20,541.48/x
  3. Step 3: Cross multiply
    56,070.51x = 84,110.63 × 20,541.48
  4. Step 4: Simplify right side
    56,070.51x = 1,727,756,721.23
  5. Step 5: Solve for x
    x = 1,727,756,721.23/56,070.51
  6. Step 6: Final answer
    x = 30,814.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.