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Finding the Fourth Proportional to 25,303.70, 37,955.46 and 9,710.40

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Solution

The fourth proportional to 25,303.70, 37,955.46 and 9,710.40 is: 14,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,303.70 : 37,955.46 = 9,710.40 : x
  2. Step 2: Convert to fraction form
    25,303.70/37,955.46 = 9,710.40/x
  3. Step 3: Cross multiply
    25,303.70x = 37,955.46 × 9,710.40
  4. Step 4: Simplify right side
    25,303.70x = 368,562,698.78
  5. Step 5: Solve for x
    x = 368,562,698.78/25,303.70
  6. Step 6: Final answer
    x = 14,565.57

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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.