Home / 35,948.14-53,946.51-12,574.78

Finding the Fourth Proportional to 35,948.14, 53,946.51 and 12,574.78

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Solution

The fourth proportional to 35,948.14, 53,946.51 and 12,574.78 is: 18,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948.14 : 53,946.51 = 12,574.78 : x
  2. Step 2: Convert to fraction form
    35,948.14/53,946.51 = 12,574.78/x
  3. Step 3: Cross multiply
    35,948.14x = 53,946.51 × 12,574.78
  4. Step 4: Simplify right side
    35,948.14x = 678,365,495.02
  5. Step 5: Solve for x
    x = 678,365,495.02/35,948.14
  6. Step 6: Final answer
    x = 18,870.67

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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.