Home / 40,925.32-61,387.70-10,530.40

Finding the Fourth Proportional to 40,925.32, 61,387.70 and 10,530.40

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Solution

The fourth proportional to 40,925.32, 61,387.70 and 10,530.40 is: 15,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,925.32 : 61,387.70 = 10,530.40 : x
  2. Step 2: Convert to fraction form
    40,925.32/61,387.70 = 10,530.40/x
  3. Step 3: Cross multiply
    40,925.32x = 61,387.70 × 10,530.40
  4. Step 4: Simplify right side
    40,925.32x = 646,437,036.08
  5. Step 5: Solve for x
    x = 646,437,036.08/40,925.32
  6. Step 6: Final answer
    x = 15,795.53

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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.