Home / 47,090.16-70,636.32-15,925.68

Finding the Fourth Proportional to 47,090.16, 70,636.32 and 15,925.68

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Solution

The fourth proportional to 47,090.16, 70,636.32 and 15,925.68 is: 23,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.16 : 70,636.32 = 15,925.68 : x
  2. Step 2: Convert to fraction form
    47,090.16/70,636.32 = 15,925.68/x
  3. Step 3: Cross multiply
    47,090.16x = 70,636.32 × 15,925.68
  4. Step 4: Simplify right side
    47,090.16x = 1,124,931,428.70
  5. Step 5: Solve for x
    x = 1,124,931,428.70/47,090.16
  6. Step 6: Final answer
    x = 23,888.89

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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.