Home / 12,304.02-16,970.40-9,646.14

Finding the Fourth Proportional to 12,304.02, 16,970.40 and 9,646.14

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Solution

The fourth proportional to 12,304.02, 16,970.40 and 9,646.14 is: 13,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.02 : 16,970.40 = 9,646.14 : x
  2. Step 2: Convert to fraction form
    12,304.02/16,970.40 = 9,646.14/x
  3. Step 3: Cross multiply
    12,304.02x = 16,970.40 × 9,646.14
  4. Step 4: Simplify right side
    12,304.02x = 163,698,854.26
  5. Step 5: Solve for x
    x = 163,698,854.26/12,304.02
  6. Step 6: Final answer
    x = 13,304.50

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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.