Home / 12,956.95-19,437.02-4,637.85

Finding the Fourth Proportional to 12,956.95, 19,437.02 and 4,637.85

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Solution

The fourth proportional to 12,956.95, 19,437.02 and 4,637.85 is: 6,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,956.95 : 19,437.02 = 4,637.85 : x
  2. Step 2: Convert to fraction form
    12,956.95/19,437.02 = 4,637.85/x
  3. Step 3: Cross multiply
    12,956.95x = 19,437.02 × 4,637.85
  4. Step 4: Simplify right side
    12,956.95x = 90,145,983.21
  5. Step 5: Solve for x
    x = 90,145,983.21/12,956.95
  6. Step 6: Final answer
    x = 6,957.35

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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.