Home / 12,068.95-16,646.97-9,830.92

Finding the Fourth Proportional to 12,068.95, 16,646.97 and 9,830.92

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Solution

The fourth proportional to 12,068.95, 16,646.97 and 9,830.92 is: 13,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.95 : 16,646.97 = 9,830.92 : x
  2. Step 2: Convert to fraction form
    12,068.95/16,646.97 = 9,830.92/x
  3. Step 3: Cross multiply
    12,068.95x = 16,646.97 × 9,830.92
  4. Step 4: Simplify right side
    12,068.95x = 163,655,030.31
  5. Step 5: Solve for x
    x = 163,655,030.31/12,068.95
  6. Step 6: Final answer
    x = 13,560.01

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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.