Home / 43,277.40-64,916.10-35,987.40

Finding the Fourth Proportional to 43,277.40, 64,916.10 and 35,987.40

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Solution

The fourth proportional to 43,277.40, 64,916.10 and 35,987.40 is: 53,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,277.40 : 64,916.10 = 35,987.40 : x
  2. Step 2: Convert to fraction form
    43,277.40/64,916.10 = 35,987.40/x
  3. Step 3: Cross multiply
    43,277.40x = 64,916.10 × 35,987.40
  4. Step 4: Simplify right side
    43,277.40x = 2,336,161,657.14
  5. Step 5: Solve for x
    x = 2,336,161,657.14/43,277.40
  6. Step 6: Final answer
    x = 53,981.10

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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.