Home / 56,449.12-77,896-32,576.80

Finding the Fourth Proportional to 56,449.12, 77,896 and 32,576.80

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Solution

The fourth proportional to 56,449.12, 77,896 and 32,576.80 is: 44,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,449.12 : 77,896 = 32,576.80 : x
  2. Step 2: Convert to fraction form
    56,449.12/77,896 = 32,576.80/x
  3. Step 3: Cross multiply
    56,449.12x = 77,896 × 32,576.80
  4. Step 4: Simplify right side
    56,449.12x = 2,537,602,412.80
  5. Step 5: Solve for x
    x = 2,537,602,412.80/56,449.12
  6. Step 6: Final answer
    x = 44,953.80

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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.