Home / 45,260.07-67,890.12-14,095.32

Finding the Fourth Proportional to 45,260.07, 67,890.12 and 14,095.32

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Solution

The fourth proportional to 45,260.07, 67,890.12 and 14,095.32 is: 21,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,260.07 : 67,890.12 = 14,095.32 : x
  2. Step 2: Convert to fraction form
    45,260.07/67,890.12 = 14,095.32/x
  3. Step 3: Cross multiply
    45,260.07x = 67,890.12 × 14,095.32
  4. Step 4: Simplify right side
    45,260.07x = 956,932,966.24
  5. Step 5: Solve for x
    x = 956,932,966.24/45,260.07
  6. Step 6: Final answer
    x = 21,142.98

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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.