Home / 46,688.02-70,044.20-13,410.78

Finding the Fourth Proportional to 46,688.02, 70,044.20 and 13,410.78

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Solution

The fourth proportional to 46,688.02, 70,044.20 and 13,410.78 is: 20,119.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,688.02 : 70,044.20 = 13,410.78 : x
  2. Step 2: Convert to fraction form
    46,688.02/70,044.20 = 13,410.78/x
  3. Step 3: Cross multiply
    46,688.02x = 70,044.20 × 13,410.78
  4. Step 4: Simplify right side
    46,688.02x = 939,347,356.48
  5. Step 5: Solve for x
    x = 939,347,356.48/46,688.02
  6. Step 6: Final answer
    x = 20,119.67

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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.