Home / 45,501.64-68,228.70-14,328.52

Finding the Fourth Proportional to 45,501.64, 68,228.70 and 14,328.52

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Solution

The fourth proportional to 45,501.64, 68,228.70 and 14,328.52 is: 21,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.64 : 68,228.70 = 14,328.52 : x
  2. Step 2: Convert to fraction form
    45,501.64/68,228.70 = 14,328.52/x
  3. Step 3: Cross multiply
    45,501.64x = 68,228.70 × 14,328.52
  4. Step 4: Simplify right side
    45,501.64x = 977,616,292.52
  5. Step 5: Solve for x
    x = 977,616,292.52/45,501.64
  6. Step 6: Final answer
    x = 21,485.30

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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.