Home / 13,953.42-19,254.73-7,901.93

Finding the Fourth Proportional to 13,953.42, 19,254.73 and 7,901.93

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Solution

The fourth proportional to 13,953.42, 19,254.73 and 7,901.93 is: 10,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953.42 : 19,254.73 = 7,901.93 : x
  2. Step 2: Convert to fraction form
    13,953.42/19,254.73 = 7,901.93/x
  3. Step 3: Cross multiply
    13,953.42x = 19,254.73 × 7,901.93
  4. Step 4: Simplify right side
    13,953.42x = 152,149,528.63
  5. Step 5: Solve for x
    x = 152,149,528.63/13,953.42
  6. Step 6: Final answer
    x = 10,904.10

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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.