Home / 56,219.16-84,332.40-16,780.26

Finding the Fourth Proportional to 56,219.16, 84,332.40 and 16,780.26

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Solution

The fourth proportional to 56,219.16, 84,332.40 and 16,780.26 is: 25,171.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,219.16 : 84,332.40 = 16,780.26 : x
  2. Step 2: Convert to fraction form
    56,219.16/84,332.40 = 16,780.26/x
  3. Step 3: Cross multiply
    56,219.16x = 84,332.40 × 16,780.26
  4. Step 4: Simplify right side
    56,219.16x = 1,415,119,598.42
  5. Step 5: Solve for x
    x = 1,415,119,598.42/56,219.16
  6. Step 6: Final answer
    x = 25,171.48

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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.