Home / 52,475.07-72,416.75-28,602.93

Finding the Fourth Proportional to 52,475.07, 72,416.75 and 28,602.93

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Solution

The fourth proportional to 52,475.07, 72,416.75 and 28,602.93 is: 39,472.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475.07 : 72,416.75 = 28,602.93 : x
  2. Step 2: Convert to fraction form
    52,475.07/72,416.75 = 28,602.93/x
  3. Step 3: Cross multiply
    52,475.07x = 72,416.75 × 28,602.93
  4. Step 4: Simplify right side
    52,475.07x = 2,071,331,088.06
  5. Step 5: Solve for x
    x = 2,071,331,088.06/52,475.07
  6. Step 6: Final answer
    x = 39,472.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.