Home / 23,282.13-32,130.02-12,672.45

Finding the Fourth Proportional to 23,282.13, 32,130.02 and 12,672.45

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Solution

The fourth proportional to 23,282.13, 32,130.02 and 12,672.45 is: 17,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.13 : 32,130.02 = 12,672.45 : x
  2. Step 2: Convert to fraction form
    23,282.13/32,130.02 = 12,672.45/x
  3. Step 3: Cross multiply
    23,282.13x = 32,130.02 × 12,672.45
  4. Step 4: Simplify right side
    23,282.13x = 407,166,071.95
  5. Step 5: Solve for x
    x = 407,166,071.95/23,282.13
  6. Step 6: Final answer
    x = 17,488.35

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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.