Home / 42,810.26-64,215.38-14,731.00

Finding the Fourth Proportional to 42,810.26, 64,215.38 and 14,731.00

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Solution

The fourth proportional to 42,810.26, 64,215.38 and 14,731.00 is: 22,096.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,810.26 : 64,215.38 = 14,731.00 : x
  2. Step 2: Convert to fraction form
    42,810.26/64,215.38 = 14,731.00/x
  3. Step 3: Cross multiply
    42,810.26x = 64,215.38 × 14,731.00
  4. Step 4: Simplify right side
    42,810.26x = 945,956,639.07
  5. Step 5: Solve for x
    x = 945,956,639.07/42,810.26
  6. Step 6: Final answer
    x = 22,096.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.