Home / 56,430.18-84,636.63-14,880.42

Finding the Fourth Proportional to 56,430.18, 84,636.63 and 14,880.42

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Solution

The fourth proportional to 56,430.18, 84,636.63 and 14,880.42 is: 22,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,430.18 : 84,636.63 = 14,880.42 : x
  2. Step 2: Convert to fraction form
    56,430.18/84,636.63 = 14,880.42/x
  3. Step 3: Cross multiply
    56,430.18x = 84,636.63 × 14,880.42
  4. Step 4: Simplify right side
    56,430.18x = 1,259,428,601.78
  5. Step 5: Solve for x
    x = 1,259,428,601.78/56,430.18
  6. Step 6: Final answer
    x = 22,318.35

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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.