Home / 14,695.61-20,280.65-9,030.59

Finding the Fourth Proportional to 14,695.61, 20,280.65 and 9,030.59

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Solution

The fourth proportional to 14,695.61, 20,280.65 and 9,030.59 is: 12,462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,695.61 : 20,280.65 = 9,030.59 : x
  2. Step 2: Convert to fraction form
    14,695.61/20,280.65 = 9,030.59/x
  3. Step 3: Cross multiply
    14,695.61x = 20,280.65 × 9,030.59
  4. Step 4: Simplify right side
    14,695.61x = 183,146,278.66
  5. Step 5: Solve for x
    x = 183,146,278.66/14,695.61
  6. Step 6: Final answer
    x = 12,462.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.