Home / 32,946.78-45,487.32-25,378.89

Finding the Fourth Proportional to 32,946.78, 45,487.32 and 25,378.89

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Solution

The fourth proportional to 32,946.78, 45,487.32 and 25,378.89 is: 35,038.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,946.78 : 45,487.32 = 25,378.89 : x
  2. Step 2: Convert to fraction form
    32,946.78/45,487.32 = 25,378.89/x
  3. Step 3: Cross multiply
    32,946.78x = 45,487.32 × 25,378.89
  4. Step 4: Simplify right side
    32,946.78x = 1,154,417,690.67
  5. Step 5: Solve for x
    x = 1,154,417,690.67/32,946.78
  6. Step 6: Final answer
    x = 35,038.86

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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.