Home / 15,710.12-23,565.18-9,870.83

Finding the Fourth Proportional to 15,710.12, 23,565.18 and 9,870.83

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Solution

The fourth proportional to 15,710.12, 23,565.18 and 9,870.83 is: 14,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710.12 : 23,565.18 = 9,870.83 : x
  2. Step 2: Convert to fraction form
    15,710.12/23,565.18 = 9,870.83/x
  3. Step 3: Cross multiply
    15,710.12x = 23,565.18 × 9,870.83
  4. Step 4: Simplify right side
    15,710.12x = 232,607,885.70
  5. Step 5: Solve for x
    x = 232,607,885.70/15,710.12
  6. Step 6: Final answer
    x = 14,806.25

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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.