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Finding the Fourth Proportional to 14,253.53, 19,671.06 and 9,465.01

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Solution

The fourth proportional to 14,253.53, 19,671.06 and 9,465.01 is: 13,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.53 : 19,671.06 = 9,465.01 : x
  2. Step 2: Convert to fraction form
    14,253.53/19,671.06 = 9,465.01/x
  3. Step 3: Cross multiply
    14,253.53x = 19,671.06 × 9,465.01
  4. Step 4: Simplify right side
    14,253.53x = 186,186,779.61
  5. Step 5: Solve for x
    x = 186,186,779.61/14,253.53
  6. Step 6: Final answer
    x = 13,062.51

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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.