Home / 56,422.40-84,633.60-14,302.40

Finding the Fourth Proportional to 56,422.40, 84,633.60 and 14,302.40

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Solution

The fourth proportional to 56,422.40, 84,633.60 and 14,302.40 is: 21,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,422.40 : 84,633.60 = 14,302.40 : x
  2. Step 2: Convert to fraction form
    56,422.40/84,633.60 = 14,302.40/x
  3. Step 3: Cross multiply
    56,422.40x = 84,633.60 × 14,302.40
  4. Step 4: Simplify right side
    56,422.40x = 1,210,463,600.64
  5. Step 5: Solve for x
    x = 1,210,463,600.64/56,422.40
  6. Step 6: Final answer
    x = 21,453.60

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1.5x scale

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.