Home / 23,510.12-32,444.64-12,900.42

Finding the Fourth Proportional to 23,510.12, 32,444.64 and 12,900.42

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Solution

The fourth proportional to 23,510.12, 32,444.64 and 12,900.42 is: 17,802.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,510.12 : 32,444.64 = 12,900.42 : x
  2. Step 2: Convert to fraction form
    23,510.12/32,444.64 = 12,900.42/x
  3. Step 3: Cross multiply
    23,510.12x = 32,444.64 × 12,900.42
  4. Step 4: Simplify right side
    23,510.12x = 418,549,482.75
  5. Step 5: Solve for x
    x = 418,549,482.75/23,510.12
  6. Step 6: Final answer
    x = 17,802.95

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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.