Home / 30,095.02-45,146.72-12,560.82

Finding the Fourth Proportional to 30,095.02, 45,146.72 and 12,560.82

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Solution

The fourth proportional to 30,095.02, 45,146.72 and 12,560.82 is: 18,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095.02 : 45,146.72 = 12,560.82 : x
  2. Step 2: Convert to fraction form
    30,095.02/45,146.72 = 12,560.82/x
  3. Step 3: Cross multiply
    30,095.02x = 45,146.72 × 12,560.82
  4. Step 4: Simplify right side
    30,095.02x = 567,079,823.51
  5. Step 5: Solve for x
    x = 567,079,823.51/30,095.02
  6. Step 6: Final answer
    x = 18,842.98

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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.